54646551636 has 96 divisors (see below), whose sum is σ = 136267246080. Its totient is φ = 17018486784.

The previous prime is 54646551607. The next prime is 54646551637. The reversal of 54646551636 is 63615564645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54646551637) 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, 1081300 + ... + 1130708.

It is an arithmetic number, because the mean of its divisors is an integer number (1419450480).

Almost surely, 2^54646551636 is an apocalyptic number.

It is an amenable number.

54646551636 is an abundant number, since it is smaller than the sum of its proper divisors (81620694444).

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

54646551636 is a wasteful number, since it uses less digits than its factorization.

54646551636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49553 (or 49551 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 51.

The spelling of 54646551636 in words is "fifty-four billion, six hundred forty-six million, five hundred fifty-one thousand, six hundred thirty-six".