54621206541 has 24 divisors (see below), whose sum is σ = 89811948096. Its totient is φ = 31664466240.

The previous prime is 54621206527. The next prime is 54621206543. The reversal of 54621206541 is 14560212645.

54621206541 is a `hidden beast` number, since 5 + 4 + 621 + 20 + 6 + 5 + 4 + 1 = 666.

It is not a de Polignac number, because 54621206541 - 2¹³ = 54621198349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54621206496 and 54621206505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54621206543) 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, 11991840 + ... + 11996393.

It is an arithmetic number, because the mean of its divisors is an integer number (3742164504).

Almost surely, 2^54621206541 is an apocalyptic number.

It is an amenable number.

54621206541 is a deficient number, since it is larger than the sum of its proper divisors (35190741555).

54621206541 is a wasteful number, since it uses less digits than its factorization.

54621206541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23988273 (or 23988270 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

It can be divided in two parts, 54621 and 206541, that added together give a palindrome (261162).

The spelling of 54621206541 in words is "fifty-four billion, six hundred twenty-one million, two hundred six thousand, five hundred forty-one".