2620523552 has 12 divisors (see below), whose sum is σ = 5159155806. Its totient is φ = 1310261760.

The previous prime is 2620523513. The next prime is 2620523623. The reversal of 2620523552 is 2553250262.

It can be written as a sum of positive squares in only one way, i.e., 2511613456 + 108910096 = 50116^2 + 10436^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 81891361 = 2620523552 / (2 + 6 + 2 + 0 + 5 + 2 + 3 + 5 + 5 + 2).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40945649 + ... + 40945712.

Almost surely, 2^2620523552 is an apocalyptic number.

It is an amenable number.

2620523552 is a deficient number, since it is larger than the sum of its proper divisors (2538632254).

2620523552 is an equidigital number, since it uses as much as digits as its factorization.

2620523552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81891371 (or 81891363 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 2620523552 is about 51191.0495301669. The cubic root of 2620523552 is about 1378.6775035823.

The spelling of 2620523552 in words is "two billion, six hundred twenty million, five hundred twenty-three thousand, five hundred fifty-two".