427024756921932 has 72 divisors (see below), whose sum is σ = 1199954872538240. Its totient is φ = 127153773768960.

The previous prime is 427024756921927. The next prime is 427024756921937. The reversal of 427024756921932 is 239129657420724.

It is a happy number.

427024756921932 is a `hidden beast` number, since 4 + 2 + 7 + 0 + 2 + 47 + 569 + 21 + 9 + 3 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (427024756921927) and next prime (427024756921937).

It is a super-2 number, since 2×427024756921932² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 427024756921932.

It is not an unprimeable number, because it can be changed into a prime (427024756921937) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14716857457 + ... + 14716886472.

Almost surely, 2^{427024756921932} is an apocalyptic number.

It is an amenable number.

427024756921932 is an abundant number, since it is smaller than the sum of its proper divisors (772930115616308).

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

427024756921932 is a wasteful number, since it uses less digits than its factorization.

427024756921932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29433743983 (or 29433743978 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 63.

The spelling of 427024756921932 in words is "four hundred twenty-seven trillion, twenty-four billion, seven hundred fifty-six million, nine hundred twenty-one thousand, nine hundred thirty-two".