7402651340 has 96 divisors (see below), whose sum is σ = 18442819584. Its totient is φ = 2443196160.

The previous prime is 7402651301. The next prime is 7402651379. The reversal of 7402651340 is 431562047.

It is an interprime number because it is at equal distance from previous prime (7402651301) and next prime (7402651379).

It is a junction number, because it is equal to n+sod(n) for n = 7402651297 and 7402651306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 392159 + ... + 410601.

It is an arithmetic number, because the mean of its divisors is an integer number (192112704).

Almost surely, 2^7402651340 is an apocalyptic number.

7402651340 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7402651340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9221409792).

7402651340 is an abundant number, since it is smaller than the sum of its proper divisors (11040168244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7402651340 is a wasteful number, since it uses less digits than its factorization.

7402651340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18567 (or 18565 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 7402651340 is about 86038.6618910359. The cubic root of 7402651340 is about 1948.9278647214.

The spelling of 7402651340 in words is "seven billion, four hundred two million, six hundred fifty-one thousand, three hundred forty".