50891251451 has 2 divisors, whose sum is σ = 50891251452. Its totient is φ = 50891251450.

The previous prime is 50891251379. The next prime is 50891251483. The reversal of 50891251451 is 15415219805.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50891251451 - 2¹⁰ = 50891250427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50891251399 and 50891251408.

It is not a weakly prime, because it can be changed into another prime (50891253451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25445625725 + 25445625726.

It is an arithmetic number, because the mean of its divisors is an integer number (25445625726).

Almost surely, 2^50891251451 is an apocalyptic number.

50891251451 is a deficient number, since it is larger than the sum of its proper divisors (1).

50891251451 is an equidigital number, since it uses as much as digits as its factorization.

50891251451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 41.

The spelling of 50891251451 in words is "fifty billion, eight hundred ninety-one million, two hundred fifty-one thousand, four hundred fifty-one".