5161254530 has 32 divisors (see below), whose sum is σ = 9536161968. Its totient is φ = 2010528000.

The previous prime is 5161254529. The next prime is 5161254607. The reversal of 5161254530 is 354521615.

It can be written as a sum of positive squares in 8 ways, for example, as 1936264009 + 3224990521 = 44003^2 + 56789^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19724 + ... + 103496.

Almost surely, 2^5161254530 is an apocalyptic number.

5161254530 is a deficient number, since it is larger than the sum of its proper divisors (4374907438).

5161254530 is a wasteful number, since it uses less digits than its factorization.

5161254530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83942.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 5161254530 is about 71841.8717044594. The cubic root of 5161254530 is about 1728.1645507398.

The spelling of 5161254530 in words is "five billion, one hundred sixty-one million, two hundred fifty-four thousand, five hundred thirty".