2500501211155 has 64 divisors (see below), whose sum is σ = 3272958057600. Its totient is φ = 1829662248960.

The previous prime is 2500501211123. The next prime is 2500501211167. The reversal of 2500501211155 is 5511121050052.

It is not a de Polignac number, because 2500501211155 - 2⁵ = 2500501211123 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37215631 + ... + 37282759.

It is an arithmetic number, because the mean of its divisors is an integer number (51139969650).

Almost surely, 2^{2500501211155} is an apocalyptic number.

2500501211155 is a deficient number, since it is larger than the sum of its proper divisors (772456846445).

2500501211155 is a wasteful number, since it uses less digits than its factorization.

2500501211155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67384.

The product of its (nonzero) digits is 2500, while the sum is 28.

The spelling of 2500501211155 in words is "two trillion, five hundred billion, five hundred one million, two hundred eleven thousand, one hundred fifty-five".