2520770553 has 72 divisors (see below), whose sum is σ = 4358241888. Its totient is φ = 1399120128.

The previous prime is 2520770531. The next prime is 2520770563. The reversal of 2520770553 is 3550770252.

It is a happy number.

It is not a de Polignac number, because 2520770553 - 2²¹ = 2518673401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2520770503) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5821425 + ... + 5821857.

Almost surely, 2^2520770553 is an apocalyptic number.

It is an amenable number.

2520770553 is a deficient number, since it is larger than the sum of its proper divisors (1837471335).

2520770553 is a wasteful number, since it uses less digits than its factorization.

2520770553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803 (or 793 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 36.

The square root of 2520770553 is about 50207.2758970251. The cubic root of 2520770553 is about 1360.9571104737.

The spelling of 2520770553 in words is "two billion, five hundred twenty million, seven hundred seventy thousand, five hundred fifty-three".