51033131277 has 8 divisors (see below), whose sum is σ = 68148380064. Its totient is φ = 33969985008.

The previous prime is 51033131273. The next prime is 51033131291. The reversal of 51033131277 is 77213133015.

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

It is not a de Polignac number, because 51033131277 - 2² = 51033131273 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51033131273) 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, 13023343 + ... + 13027260.

It is an arithmetic number, because the mean of its divisors is an integer number (8518547508).

Almost surely, 2^51033131277 is an apocalyptic number.

It is an amenable number.

51033131277 is a deficient number, since it is larger than the sum of its proper divisors (17115248787).

51033131277 is a wasteful number, since it uses less digits than its factorization.

51033131277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26051259.

The product of its (nonzero) digits is 13230, while the sum is 33.

The spelling of 51033131277 in words is "fifty-one billion, thirty-three million, one hundred thirty-one thousand, two hundred seventy-seven".