54866498972 has 24 divisors (see below), whose sum is σ = 104144019840. Its totient is φ = 25189783040.

The previous prime is 54866498917. The next prime is 54866499029. The reversal of 54866498972 is 27989466845.

It is a Harshad number since it is a multiple of its sum of digits (68).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9836972 + ... + 9842547.

It is an arithmetic number, because the mean of its divisors is an integer number (4339334160).

Almost surely, 2^54866498972 is an apocalyptic number.

It is an amenable number.

54866498972 is a deficient number, since it is larger than the sum of its proper divisors (49277520868).

54866498972 is a wasteful number, since it uses less digits than its factorization.

54866498972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19679581 (or 19679579 counting only the distinct ones).

The product of its digits is 209018880, while the sum is 68.

The spelling of 54866498972 in words is "fifty-four billion, eight hundred sixty-six million, four hundred ninety-eight thousand, nine hundred seventy-two".