51075140275 has 6 divisors (see below), whose sum is σ = 63333173972. Its totient is φ = 40860112200.

The previous prime is 51075140261. The next prime is 51075140287. The reversal of 51075140275 is 57204157015.

51075140275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51075140275 - 2¹³ = 51075132083 is a prime.

It is a super-2 number, since 2×51075140275² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1021502781 + ... + 1021502830.

Almost surely, 2^51075140275 is an apocalyptic number.

51075140275 is a deficient number, since it is larger than the sum of its proper divisors (12258033697).

51075140275 is a wasteful number, since it uses less digits than its factorization.

51075140275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043005621 (or 2043005616 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 37.

The spelling of 51075140275 in words is "fifty-one billion, seventy-five million, one hundred forty thousand, two hundred seventy-five".