51934272195 has 16 divisors (see below), whose sum is σ = 89486746272. Its totient is φ = 25567641600.

The previous prime is 51934272191. The next prime is 51934272211. The reversal of 51934272195 is 59127243915.

It is not a de Polignac number, because 51934272195 - 2² = 51934272191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51934272191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133164606 + ... + 133164995.

It is an arithmetic number, because the mean of its divisors is an integer number (5592921642).

Almost surely, 2^51934272195 is an apocalyptic number.

51934272195 is a deficient number, since it is larger than the sum of its proper divisors (37552474077).

51934272195 is a wasteful number, since it uses less digits than its factorization.

51934272195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266329622.

The product of its digits is 680400, while the sum is 48.

The spelling of 51934272195 in words is "fifty-one billion, nine hundred thirty-four million, two hundred seventy-two thousand, one hundred ninety-five".