2520760155 has 16 divisors (see below), whose sum is σ = 4131588384. Its totient is φ = 1311614720.

The previous prime is 2520760139. The next prime is 2520760159. The reversal of 2520760155 is 5510670252.

It is not a de Polignac number, because 2520760155 - 2⁴ = 2520760139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2520760159) 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, 2048784 + ... + 2050013.

It is an arithmetic number, because the mean of its divisors is an integer number (258224274).

Almost surely, 2^2520760155 is an apocalyptic number.

2520760155 is a deficient number, since it is larger than the sum of its proper divisors (1610828229).

2520760155 is a wasteful number, since it uses less digits than its factorization.

2520760155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4098846.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 2520760155 is about 50207.1723461897. The cubic root of 2520760155 is about 1360.9552391872.

The spelling of 2520760155 in words is "two billion, five hundred twenty million, seven hundred sixty thousand, one hundred fifty-five".