54634720512357 has 12 divisors (see below), whose sum is σ = 79446461597100. Its totient is φ = 36178696356288.

The previous prime is 54634720512353. The next prime is 54634720512389. The reversal of 54634720512357 is 75321502743645.

54634720512357 is a `hidden beast` number, since 5 + 4 + 6 + 3 + 4 + 72 + 0 + 512 + 3 + 57 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 23657581576836 + 30977138935521 = 4863906^2 + 5565711^2 .

It is not a de Polignac number, because 54634720512357 - 2² = 54634720512353 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54634720512353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20370886248 + ... + 20370888929.

It is an arithmetic number, because the mean of its divisors is an integer number (6620538466425).

Almost surely, 2^{54634720512357} is an apocalyptic number.

It is an amenable number.

54634720512357 is a deficient number, since it is larger than the sum of its proper divisors (24811741084743).

54634720512357 is a wasteful number, since it uses less digits than its factorization.

54634720512357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40741775332 (or 40741775329 counting only the distinct ones).

The product of its (nonzero) digits is 21168000, while the sum is 54.

The spelling of 54634720512357 in words is "fifty-four trillion, six hundred thirty-four billion, seven hundred twenty million, five hundred twelve thousand, three hundred fifty-seven".