54555542401540 has 48 divisors (see below), whose sum is σ = 115986761356032. Its totient is φ = 21553382088576.

The previous prime is 54555542401511. The next prime is 54555542401573. The reversal of 54555542401540 is 4510424555545.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51494712 + ... + 52543471.

It is an arithmetic number, because the mean of its divisors is an integer number (2416390861584).

Almost surely, 2^{54555542401540} is an apocalyptic number.

It is an amenable number.

54555542401540 is an abundant number, since it is smaller than the sum of its proper divisors (61431218954492).

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

54555542401540 is a wasteful number, since it uses less digits than its factorization.

54555542401540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104038516 (or 104038514 counting only the distinct ones).

The product of its (nonzero) digits is 8000000, while the sum is 49.

The spelling of 54555542401540 in words is "fifty-four trillion, five hundred fifty-five billion, five hundred forty-two million, four hundred one thousand, five hundred forty".