51023514151 has 4 divisors (see below), whose sum is σ = 51030595192. Its totient is φ = 51016433112.

The previous prime is 51023514133. The next prime is 51023514161. The reversal of 51023514151 is 15141532015.

51023514151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 51023514151 - 2⁵ = 51023514119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51023514131) 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, 3529701 + ... + 3544126.

It is an arithmetic number, because the mean of its divisors is an integer number (12757648798).

Almost surely, 2^51023514151 is an apocalyptic number.

51023514151 is a deficient number, since it is larger than the sum of its proper divisors (7081041).

51023514151 is an equidigital number, since it uses as much as digits as its factorization.

51023514151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7081040.

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 51023514151 in words is "fifty-one billion, twenty-three million, five hundred fourteen thousand, one hundred fifty-one".