402655525539 has 16 divisors (see below), whose sum is σ = 565146499200. Its totient is φ = 254301581376.

The previous prime is 402655525529. The next prime is 402655525543. The reversal of 402655525539 is 935525556204.

It is not a de Polignac number, because 402655525539 - 2⁵ = 402655525507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402655525491 and 402655525500.

It is not an unprimeable number, because it can be changed into a prime (402655525529) by changing a digit.

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, 2554192 + ... + 2707250.

It is an arithmetic number, because the mean of its divisors is an integer number (35321656200).

Almost surely, 2^402655525539 is an apocalyptic number.

402655525539 is a deficient number, since it is larger than the sum of its proper divisors (162490973661).

402655525539 is a wasteful number, since it uses less digits than its factorization.

402655525539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199234.

The product of its (nonzero) digits is 8100000, while the sum is 51.

The spelling of 402655525539 in words is "four hundred two billion, six hundred fifty-five million, five hundred twenty-five thousand, five hundred thirty-nine".