51546476371 has 8 divisors (see below), whose sum is σ = 56865531744. Its totient is φ = 46420841280.

The previous prime is 51546476363. The next prime is 51546476389. The reversal of 51546476371 is 17367464515.

It is a happy number.

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 51546476371 - 2³ = 51546476363 is a prime.

It is a super-2 number, since 2×51546476371² (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 (51546476321) 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, 48354511 + ... + 48355576.

It is an arithmetic number, because the mean of its divisors is an integer number (7108191468).

Almost surely, 2^51546476371 is an apocalyptic number.

51546476371 is a deficient number, since it is larger than the sum of its proper divisors (5319055373).

51546476371 is a wasteful number, since it uses less digits than its factorization.

51546476371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96710141.

The product of its digits is 2116800, while the sum is 49.

The spelling of 51546476371 in words is "fifty-one billion, five hundred forty-six million, four hundred seventy-six thousand, three hundred seventy-one".