54087751658 has 4 divisors (see below), whose sum is σ = 81131627490. Its totient is φ = 27043875828.

The previous prime is 54087751643. The next prime is 54087751661. The reversal of 54087751658 is 85615778045.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 54003717769 + 84033889 = 232387^2 + 9167^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13521937913 + ... + 13521937916.

Almost surely, 2^54087751658 is an apocalyptic number.

54087751658 is a deficient number, since it is larger than the sum of its proper divisors (27043875832).

54087751658 is a wasteful number, since it uses less digits than its factorization.

54087751658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27043875831.

The product of its (nonzero) digits is 9408000, while the sum is 56.

The spelling of 54087751658 in words is "fifty-four billion, eighty-seven million, seven hundred fifty-one thousand, six hundred fifty-eight".