51439675092298 has 4 divisors (see below), whose sum is σ = 77159512638450. Its totient is φ = 25719837546148.

The previous prime is 51439675092277. The next prime is 51439675092383. The reversal of 51439675092298 is 89229057693415.

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., 33076796045049 + 18362879047249 = 5751243^2 + 4285193^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12859918773073 + ... + 12859918773076.

It is a 3-persistent number, because k⋅51439675092298 is pandigital for 1 ≤ k ≤ 3, but not for k = 4.

Almost surely, 2^{51439675092298} is an apocalyptic number.

51439675092298 is a deficient number, since it is larger than the sum of its proper divisors (25719837546152).

51439675092298 is a wasteful number, since it uses less digits than its factorization.

51439675092298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25719837546151.

The product of its (nonzero) digits is 293932800, while the sum is 70.

The spelling of 51439675092298 in words is "fifty-one trillion, four hundred thirty-nine billion, six hundred seventy-five million, ninety-two thousand, two hundred ninety-eight".