402665160655535 has 16 divisors (see below), whose sum is σ = 488629016896320. Its totient is φ = 318511603280640.

The previous prime is 402665160655501. The next prime is 402665160655591. The reversal of 402665160655535 is 535556061566204.

It is not a de Polignac number, because 402665160655535 - 2²² = 402665156461231 is a prime.

It is a super-3 number, since 3×402665160655535³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148739654 + ... + 151422636.

It is an arithmetic number, because the mean of its divisors is an integer number (30539313556020).

Almost surely, 2^{402665160655535} is an apocalyptic number.

402665160655535 is a deficient number, since it is larger than the sum of its proper divisors (85963856240785).

402665160655535 is a wasteful number, since it uses less digits than its factorization.

402665160655535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020338.

The product of its (nonzero) digits is 97200000, while the sum is 59.

The spelling of 402665160655535 in words is "four hundred two trillion, six hundred sixty-five billion, one hundred sixty million, six hundred fifty-five thousand, five hundred thirty-five".