50391402766413 has 32 divisors (see below), whose sum is σ = 70201565275776. Its totient is φ = 32127282367488.

The previous prime is 50391402766409. The next prime is 50391402766423. The reversal of 50391402766413 is 31466720419305.

It is not a de Polignac number, because 50391402766413 - 2² = 50391402766409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50391402766423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18239470 + ... + 20819727.

It is an arithmetic number, because the mean of its divisors is an integer number (2193798914868).

Almost surely, 2^{50391402766413} is an apocalyptic number.

It is an amenable number.

50391402766413 is a deficient number, since it is larger than the sum of its proper divisors (19810162509363).

50391402766413 is a wasteful number, since it uses less digits than its factorization.

50391402766413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39059453.

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 50391402766413 in words is "fifty trillion, three hundred ninety-one billion, four hundred two million, seven hundred sixty-six thousand, four hundred thirteen".