51127063471 has 8 divisors (see below), whose sum is σ = 56316484224. Its totient is φ = 46027893720.

The previous prime is 51127063453. The next prime is 51127063517. The reversal of 51127063471 is 17436072115.

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

It is a cyclic number.

It is not a de Polignac number, because 51127063471 - 2⁵ = 51127063439 is a prime.

It is a super-3 number, since 3×51127063471³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 51127063471.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51127063451) 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, 22561561 + ... + 22563826.

It is an arithmetic number, because the mean of its divisors is an integer number (7039560528).

Almost surely, 2^51127063471 is an apocalyptic number.

51127063471 is a deficient number, since it is larger than the sum of its proper divisors (5189420753).

51127063471 is a wasteful number, since it uses less digits than its factorization.

51127063471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45125501.

The product of its (nonzero) digits is 35280, while the sum is 37.

The spelling of 51127063471 in words is "fifty-one billion, one hundred twenty-seven million, sixty-three thousand, four hundred seventy-one".