501540894130 has 16 divisors (see below), whose sum is σ = 902783104344. Its totient is φ = 200614247680.

The previous prime is 501540894119. The next prime is 501540894181. The reversal of 501540894130 is 31498045105.

It can be written as a sum of positive squares in 4 ways, for example, as 490923034281 + 10617859849 = 700659^2 + 103043^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042800 + ... + 1445860.

Almost surely, 2^501540894130 is an apocalyptic number.

501540894130 is a deficient number, since it is larger than the sum of its proper divisors (401242210214).

501540894130 is a wasteful number, since it uses less digits than its factorization.

501540894130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527501.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 501540894130 in words is "five hundred one billion, five hundred forty million, eight hundred ninety-four thousand, one hundred thirty".