405164082402 has 16 divisors (see below), whose sum is σ = 900364627680. Its totient is φ = 135054694116.

The previous prime is 405164082397. The next prime is 405164082439. The reversal of 405164082402 is 204280461504.

405164082402 is a `hidden beast` number, since 4 + 0 + 5 + 1 + 6 + 408 + 240 + 2 = 666.

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 7 ways as a sum of consecutive naturals, for example, 3751519228 + ... + 3751519335.

It is an arithmetic number, because the mean of its divisors is an integer number (56272789230).

Almost surely, 2^405164082402 is an apocalyptic number.

405164082402 is an abundant number, since it is smaller than the sum of its proper divisors (495200545278).

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

405164082402 is a wasteful number, since it uses less digits than its factorization.

405164082402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7503038574 (or 7503038568 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The spelling of 405164082402 in words is "four hundred five billion, one hundred sixty-four million, eighty-two thousand, four hundred two".