51134814147 has 16 divisors (see below), whose sum is σ = 71308435968. Its totient is φ = 32532382080.

The previous prime is 51134814139. The next prime is 51134814151. The reversal of 51134814147 is 74141843115.

It is not a de Polignac number, because 51134814147 - 2³ = 51134814139 is a prime.

It is a super-2 number, since 2×51134814147² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51134814167) 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, 825879 + ... + 885632.

It is an arithmetic number, because the mean of its divisors is an integer number (4456777248).

Almost surely, 2^51134814147 is an apocalyptic number.

51134814147 is a deficient number, since it is larger than the sum of its proper divisors (20173621821).

51134814147 is a wasteful number, since it uses less digits than its factorization.

51134814147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711970.

The product of its digits is 53760, while the sum is 39.

The spelling of 51134814147 in words is "fifty-one billion, one hundred thirty-four million, eight hundred fourteen thousand, one hundred forty-seven".