50820354251 has 16 divisors (see below), whose sum is σ = 55005899904. Its totient is φ = 46769608704.

The previous prime is 50820354241. The next prime is 50820354257. The reversal of 50820354251 is 15245302805.

It is a cyclic number.

It is not a de Polignac number, because 50820354251 - 2³⁰ = 49746612427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50820354257) 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, 844211 + ... + 902403.

It is an arithmetic number, because the mean of its divisors is an integer number (3437868744).

Almost surely, 2^50820354251 is an apocalyptic number.

50820354251 is a deficient number, since it is larger than the sum of its proper divisors (4185545653).

50820354251 is a wasteful number, since it uses less digits than its factorization.

50820354251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59350.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 50820354251 in words is "fifty billion, eight hundred twenty million, three hundred fifty-four thousand, two hundred fifty-one".