5273396440 has 64 divisors (see below), whose sum is σ = 12818554560. Its totient is φ = 1940897280.

The previous prime is 5273396417. The next prime is 5273396441. The reversal of 5273396440 is 446933725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5273396441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148845 + ... + 180835.

It is an arithmetic number, because the mean of its divisors is an integer number (200289915).

Almost surely, 2^5273396440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5273396440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6409277280).

5273396440 is an abundant number, since it is smaller than the sum of its proper divisors (7545158120).

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

5273396440 is a wasteful number, since it uses less digits than its factorization.

5273396440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32332 (or 32328 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 43.

The square root of 5273396440 is about 72618.1550302677. The cubic root of 5273396440 is about 1740.5912950550.

The spelling of 5273396440 in words is "five billion, two hundred seventy-three million, three hundred ninety-six thousand, four hundred forty".