51162428713 has 8 divisors (see below), whose sum is σ = 56646597600. Its totient is φ = 45817099680.

The previous prime is 51162428699. The next prime is 51162428767. The reversal of 51162428713 is 31782426115.

51162428713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-51162428713 is a prime.

It is a super-2 number, since 2×51162428713² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51162428113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34709188 + ... + 34710661.

It is an arithmetic number, because the mean of its divisors is an integer number (7080824700).

Almost surely, 2^51162428713 is an apocalyptic number.

It is an amenable number.

51162428713 is a deficient number, since it is larger than the sum of its proper divisors (5484168887).

51162428713 is a wasteful number, since it uses less digits than its factorization.

51162428713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69419927.

The product of its digits is 80640, while the sum is 40.

The spelling of 51162428713 in words is "fifty-one billion, one hundred sixty-two million, four hundred twenty-eight thousand, seven hundred thirteen".