5020500188642 has 4 divisors (see below), whose sum is σ = 7530750282966. Its totient is φ = 2510250094320.

The previous prime is 5020500188629. The next prime is 5020500188699. The reversal of 5020500188642 is 2468810050205.

It is a happy number.

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., 3298077555721 + 1722422632921 = 1816061^2 + 1312411^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5020500188642.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1255125047159 + ... + 1255125047162.

Almost surely, 2^{5020500188642} is an apocalyptic number.

5020500188642 is a deficient number, since it is larger than the sum of its proper divisors (2510250094324).

5020500188642 is a wasteful number, since it uses less digits than its factorization.

5020500188642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2510250094323.

The product of its (nonzero) digits is 153600, while the sum is 41.

The spelling of 5020500188642 in words is "five trillion, twenty billion, five hundred million, one hundred eighty-eight thousand, six hundred forty-two".