402515515101 has 24 divisors (see below), whose sum is σ = 624351663264. Its totient is φ = 229993434720.

The previous prime is 402515515091. The next prime is 402515515141. The reversal of 402515515101 is 101515515204.

It is not a de Polignac number, because 402515515101 - 2⁵ = 402515515069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402515515141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2321691 + ... + 2489031.

It is an arithmetic number, because the mean of its divisors is an integer number (26014652636).

Almost surely, 2^402515515101 is an apocalyptic number.

It is an amenable number.

402515515101 is a deficient number, since it is larger than the sum of its proper divisors (221836148163).

402515515101 is a wasteful number, since it uses less digits than its factorization.

402515515101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183721 (or 183714 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 30.

The spelling of 402515515101 in words is "four hundred two billion, five hundred fifteen million, five hundred fifteen thousand, one hundred one".