5101910390391 has 16 divisors (see below), whose sum is σ = 6810604950240. Its totient is φ = 3397245096960.

The previous prime is 5101910390389. The next prime is 5101910390411. The reversal of 5101910390391 is 1930930191015.

It is not a de Polignac number, because 5101910390391 - 2¹ = 5101910390389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5101910390371) 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, 77071155 + ... + 77137323.

It is an arithmetic number, because the mean of its divisors is an integer number (425662809390).

Almost surely, 2^{5101910390391} is an apocalyptic number.

5101910390391 is a deficient number, since it is larger than the sum of its proper divisors (1708694559849).

5101910390391 is a wasteful number, since it uses less digits than its factorization.

5101910390391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96226.

The product of its (nonzero) digits is 32805, while the sum is 42.

The spelling of 5101910390391 in words is "five trillion, one hundred one billion, nine hundred ten million, three hundred ninety thousand, three hundred ninety-one".