54457071651 has 12 divisors (see below), whose sum is σ = 79607929128. Its totient is φ = 35867307744.

The previous prime is 54457071637. The next prime is 54457071671. The reversal of 54457071651 is 15617075445.

54457071651 is a `hidden beast` number, since 5 + 4 + 4 + 570 + 71 + 6 + 5 + 1 = 666.

It is not a de Polignac number, because 54457071651 - 2⁹ = 54457071139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54457071597 and 54457071606.

It is not an unprimeable number, because it can be changed into a prime (54457071611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36449770 + ... + 36451263.

It is an arithmetic number, because the mean of its divisors is an integer number (6633994094).

Almost surely, 2^54457071651 is an apocalyptic number.

54457071651 is a deficient number, since it is larger than the sum of its proper divisors (25150857477).

54457071651 is a wasteful number, since it uses less digits than its factorization.

54457071651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72901122 (or 72901119 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 45.

The spelling of 54457071651 in words is "fifty-four billion, four hundred fifty-seven million, seventy-one thousand, six hundred fifty-one".