51313414045 has 4 divisors (see below), whose sum is σ = 61576096860. Its totient is φ = 41050731232.

The previous prime is 51313414027. The next prime is 51313414063. The reversal of 51313414045 is 54041431315.

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

It is an interprime number because it is at equal distance from previous prime (51313414027) and next prime (51313414063).

It can be written as a sum of positive squares in 2 ways, for example, as 35803451524 + 15509962521 = 189218^2 + 124539^2 .

It is a cyclic number.

It is not a de Polignac number, because 51313414045 - 2⁹ = 51313413533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51313413998 and 51313414016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5131341400 + ... + 5131341409.

It is an arithmetic number, because the mean of its divisors is an integer number (15394024215).

Almost surely, 2^51313414045 is an apocalyptic number.

It is an amenable number.

51313414045 is a deficient number, since it is larger than the sum of its proper divisors (10262682815).

51313414045 is a wasteful number, since it uses less digits than its factorization.

51313414045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10262682814.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 51313414045 in words is "fifty-one billion, three hundred thirteen million, four hundred fourteen thousand, forty-five".