2528518377 has 32 divisors (see below), whose sum is σ = 4235387904. Its totient is φ = 1303473600.

The previous prime is 2528518357. The next prime is 2528518393. The reversal of 2528518377 is 7738158252.

It is not a de Polignac number, because 2528518377 - 2⁷ = 2528518249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2528518327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11518 + ... + 72039.

It is an arithmetic number, because the mean of its divisors is an integer number (132355872).

Almost surely, 2^2528518377 is an apocalyptic number.

It is an amenable number.

2528518377 is a deficient number, since it is larger than the sum of its proper divisors (1706869527).

2528518377 is a wasteful number, since it uses less digits than its factorization.

2528518377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83709.

The product of its digits is 940800, while the sum is 48.

The square root of 2528518377 is about 50284.3750781493. The cubic root of 2528518377 is about 1362.3500273388.

The spelling of 2528518377 in words is "two billion, five hundred twenty-eight million, five hundred eighteen thousand, three hundred seventy-seven".