5101090538 has 4 divisors (see below), whose sum is σ = 7651635810. Its totient is φ = 2550545268.

The previous prime is 5101090537. The next prime is 5101090549. The reversal of 5101090538 is 8350901015.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2824178449 + 2276912089 = 53143^2 + 47717^2 .

It is a super-2 number, since 2×5101090538² = 52042249353746258888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5101090537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275272633 + ... + 1275272636.

Almost surely, 2^5101090538 is an apocalyptic number.

5101090538 is a deficient number, since it is larger than the sum of its proper divisors (2550545272).

5101090538 is a wasteful number, since it uses less digits than its factorization.

5101090538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550545271.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 5101090538 is about 71421.9191705180. The cubic root of 5101090538 is about 1721.4233011155.

The spelling of 5101090538 in words is "five billion, one hundred one million, ninety thousand, five hundred thirty-eight".