54540470628 has 72 divisors (see below), whose sum is σ = 158472245568. Its totient is φ = 15492904128.

The previous prime is 54540470597. The next prime is 54540470629. The reversal of 54540470628 is 82607404545.

54540470628 is a `hidden beast` number, since 5 + 4 + 540 + 47 + 0 + 62 + 8 = 666.

54540470628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (54540470629) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 581926 + ... + 669117.

Almost surely, 2^54540470628 is an apocalyptic number.

It is an amenable number.

54540470628 is an abundant number, since it is smaller than the sum of its proper divisors (103931774940).

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

54540470628 is a wasteful number, since it uses less digits than its factorization.

54540470628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251233 (or 1251228 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 54540470628 in words is "fifty-four billion, five hundred forty million, four hundred seventy thousand, six hundred twenty-eight".