403056513942 has 32 divisors (see below), whose sum is σ = 826033887360. Its totient is φ = 131066794560.

The previous prime is 403056513919. The next prime is 403056513971. The reversal of 403056513942 is 249315650304.

It is a junction number, because it is equal to n+sod(n) for n = 403056513894 and 403056513903.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4299343 + ... + 4392090.

It is an arithmetic number, because the mean of its divisors is an integer number (25813558980).

Almost surely, 2^403056513942 is an apocalyptic number.

403056513942 is an abundant number, since it is smaller than the sum of its proper divisors (422977373418).

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

403056513942 is a wasteful number, since it uses less digits than its factorization.

403056513942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8691628.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 403056513942 in words is "four hundred three billion, fifty-six million, five hundred thirteen thousand, nine hundred forty-two".