2521112012455 has 16 divisors (see below), whose sum is σ = 3203352861984. Its totient is φ = 1898214912000.

The previous prime is 2521112012443. The next prime is 2521112012459. The reversal of 2521112012455 is 5542102111252.

It is not a de Polignac number, because 2521112012455 - 2¹³ = 2521112004263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521112012459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5126080 + ... + 5596330.

It is an arithmetic number, because the mean of its divisors is an integer number (200209553874).

Almost surely, 2^{2521112012455} is an apocalyptic number.

2521112012455 is a deficient number, since it is larger than the sum of its proper divisors (682240849529).

2521112012455 is a wasteful number, since it uses less digits than its factorization.

2521112012455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533346.

The product of its (nonzero) digits is 8000, while the sum is 31.

The spelling of 2521112012455 in words is "two trillion, five hundred twenty-one billion, one hundred twelve million, twelve thousand, four hundred fifty-five".