2555344515402 has 24 divisors (see below), whose sum is σ = 6327519752736. Its totient is φ = 730098432936.

The previous prime is 2555344515377. The next prime is 2555344515443. The reversal of 2555344515402 is 2045154435552.

2555344515402 is a `hidden beast` number, since 2 + 5 + 5 + 53 + 4 + 4 + 51 + 540 + 2 = 666.

It is a super-3 number, since 3×2555344515402³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10140255888 + ... + 10140256139.

It is an arithmetic number, because the mean of its divisors is an integer number (263646656364).

Almost surely, 2^{2555344515402} is an apocalyptic number.

2555344515402 is an abundant number, since it is smaller than the sum of its proper divisors (3772175237334).

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

2555344515402 is a wasteful number, since it uses less digits than its factorization.

2555344515402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20280512042 (or 20280512039 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

The spelling of 2555344515402 in words is "two trillion, five hundred fifty-five billion, three hundred forty-four million, five hundred fifteen thousand, four hundred two".