54001125556 has 24 divisors (see below), whose sum is σ = 108065543040. Its totient is φ = 23129776992.

The previous prime is 54001125457. The next prime is 54001125559. The reversal of 54001125556 is 65552110045.

54001125556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×54001125556² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54001125559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516400 + ... + 612103.

It is an arithmetic number, because the mean of its divisors is an integer number (4502730960).

Almost surely, 2^54001125556 is an apocalyptic number.

It is an amenable number.

54001125556 is an abundant number, since it is smaller than the sum of its proper divisors (54064417484).

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

54001125556 is a wasteful number, since it uses less digits than its factorization.

54001125556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130223 (or 1130221 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 54001125556 in words is "fifty-four billion, one million, one hundred twenty-five thousand, five hundred fifty-six".