402965268922428 has 12 divisors (see below), whose sum is σ = 940252294152360. Its totient is φ = 134321756307472.

The previous prime is 402965268922373. The next prime is 402965268922451. The reversal of 402965268922428 is 824229862569204.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16790219538423 + ... + 16790219538446.

It is an arithmetic number, because the mean of its divisors is an integer number (78354357846030).

Almost surely, 2^{402965268922428} is an apocalyptic number.

It is an amenable number.

402965268922428 is an abundant number, since it is smaller than the sum of its proper divisors (537287025229932).

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

402965268922428 is a wasteful number, since it uses less digits than its factorization.

402965268922428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33580439076876 (or 33580439076874 counting only the distinct ones).

The product of its (nonzero) digits is 477757440, while the sum is 69.

The spelling of 402965268922428 in words is "four hundred two trillion, nine hundred sixty-five billion, two hundred sixty-eight million, nine hundred twenty-two thousand, four hundred twenty-eight".