146646235660040 has 32 divisors (see below), whose sum is σ = 329958767917080. Its totient is φ = 58657652009472.

The previous prime is 146646235660037. The next prime is 146646235660069. The reversal of 146646235660040 is 40066532646641.

It can be written as a sum of positive squares in 4 ways, for example, as 144564985096324 + 2081250563716 = 12023518^2 + 1442654^2 .

It is a super-3 number, since 3×146646235660040³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23496107 + ... + 29075066.

Almost surely, 2^{146646235660040} is an apocalyptic number.

146646235660040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146646235660040 is an abundant number, since it is smaller than the sum of its proper divisors (183312532257040).

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

146646235660040 is a wasteful number, since it uses less digits than its factorization.

146646235660040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52640921 (or 52640917 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 53.

The spelling of 146646235660040 in words is "one hundred forty-six trillion, six hundred forty-six billion, two hundred thirty-five million, six hundred sixty thousand, forty".