54575155140 has 72 divisors (see below), whose sum is σ = 167965210560. Its totient is φ = 13230338880.

The previous prime is 54575155139. The next prime is 54575155163. The reversal of 54575155140 is 4155157545.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 54575155092 and 54575155101.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3751360 + ... + 3765879.

Almost surely, 2^54575155140 is an apocalyptic number.

It is an amenable number.

54575155140 is an abundant number, since it is smaller than the sum of its proper divisors (113390055420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54575155140 is a wasteful number, since it uses less digits than its factorization.

54575155140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7517273 (or 7517260 counting only the distinct ones).

The product of its (nonzero) digits is 350000, while the sum is 42.

The spelling of 54575155140 in words is "fifty-four billion, five hundred seventy-five million, one hundred fifty-five thousand, one hundred forty".