51514505331 has 8 divisors (see below), whose sum is σ = 69850176960. Its totient is φ = 33760918632.

The previous prime is 51514505327. The next prime is 51514505333. The reversal of 51514505331 is 13350541515.

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

It is not a de Polignac number, because 51514505331 - 2² = 51514505327 is a prime.

It is a super-2 number, since 2×51514505331² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51514505292 and 51514505301.

It is not an unprimeable number, because it can be changed into a prime (51514505333) 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, 145521025 + ... + 145521378.

It is an arithmetic number, because the mean of its divisors is an integer number (8731272120).

Almost surely, 2^51514505331 is an apocalyptic number.

51514505331 is a deficient number, since it is larger than the sum of its proper divisors (18335671629).

51514505331 is a wasteful number, since it uses less digits than its factorization.

51514505331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291042465.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 51514505331 in words is "fifty-one billion, five hundred fourteen million, five hundred five thousand, three hundred thirty-one".