54541321154661 has 32 divisors (see below), whose sum is σ = 79356990214656. Its totient is φ = 33045281528000.

The previous prime is 54541321154657. The next prime is 54541321154737. The reversal of 54541321154661 is 16645112314545.

It is a cyclic number.

It is not a de Polignac number, because 54541321154661 - 2² = 54541321154657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54541321154661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54541321154461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1788752626 + ... + 1788783116.

It is an arithmetic number, because the mean of its divisors is an integer number (2479905944208).

Almost surely, 2^{54541321154661} is an apocalyptic number.

It is an amenable number.

54541321154661 is a deficient number, since it is larger than the sum of its proper divisors (24815669059995).

54541321154661 is a wasteful number, since it uses less digits than its factorization.

54541321154661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45233.

The product of its digits is 1728000, while the sum is 48.

The spelling of 54541321154661 in words is "fifty-four trillion, five hundred forty-one billion, three hundred twenty-one million, one hundred fifty-four thousand, six hundred sixty-one".