50378265451 has 4 divisors (see below), whose sum is σ = 50462370000. Its totient is φ = 50294160904.

The previous prime is 50378265437. The next prime is 50378265463. The reversal of 50378265451 is 15456287305.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50378265451 - 2²⁹ = 49841394539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50378265481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42051376 + ... + 42052573.

It is an arithmetic number, because the mean of its divisors is an integer number (12615592500).

Almost surely, 2^50378265451 is an apocalyptic number.

50378265451 is a deficient number, since it is larger than the sum of its proper divisors (84104549).

50378265451 is an equidigital number, since it uses as much as digits as its factorization.

50378265451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84104548.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 50378265451 in words is "fifty billion, three hundred seventy-eight million, two hundred sixty-five thousand, four hundred fifty-one".