54151401856 has 16 divisors (see below), whose sum is σ = 107879746140. Its totient is φ = 27075700864.

The previous prime is 54151401853. The next prime is 54151401869. The reversal of 54151401856 is 65810415145.

It is a tau number, because it is divible by the number of its divisors (16).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54151401853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211528786 + ... + 211529041.

Almost surely, 2^54151401856 is an apocalyptic number.

It is an amenable number.

54151401856 is a deficient number, since it is larger than the sum of its proper divisors (53728344284).

54151401856 is an equidigital number, since it uses as much as digits as its factorization.

54151401856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423057841 (or 423057829 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 40.

The spelling of 54151401856 in words is "fifty-four billion, one hundred fifty-one million, four hundred one thousand, eight hundred fifty-six".