2520771832 has 16 divisors (see below), whose sum is σ = 5004473760. Its totient is φ = 1186245504.

The previous prime is 2520771817. The next prime is 2520771863. The reversal of 2520771832 is 2381770252.

It is a junction number, because it is equal to n+sod(n) for n = 2520771791 and 2520771800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9267408 + ... + 9267679.

It is an arithmetic number, because the mean of its divisors is an integer number (312779610).

Almost surely, 2^2520771832 is an apocalyptic number.

It is an amenable number.

2520771832 is a deficient number, since it is larger than the sum of its proper divisors (2483701928).

2520771832 is a wasteful number, since it uses less digits than its factorization.

2520771832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18535110 (or 18535106 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 2520771832 is about 50207.2886342212. The cubic root of 2520771832 is about 1360.9573406499.

The spelling of 2520771832 in words is "two billion, five hundred twenty million, seven hundred seventy-one thousand, eight hundred thirty-two".