402615126652530 has 48 divisors (see below), whose sum is σ = 1062105358914432. Its totient is φ = 97603667066400.

The previous prime is 402615126652517. The next prime is 402615126652621. The reversal of 402615126652530 is 35256621516204.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 402615126652530.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55456625386 + ... + 55456632645.

It is an arithmetic number, because the mean of its divisors is an integer number (22127194977384).

Almost surely, 2^{402615126652530} is an apocalyptic number.

402615126652530 is an abundant number, since it is smaller than the sum of its proper divisors (659490232261902).

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

402615126652530 is a wasteful number, since it uses less digits than its factorization.

402615126652530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110913258063 (or 110913258052 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 402615126652530 in words is "four hundred two trillion, six hundred fifteen billion, one hundred twenty-six million, six hundred fifty-two thousand, five hundred thirty".