55416603672 has 192 divisors, whose sum is σ = 165914892000. Its totient is φ = 16630935552.

The previous prime is 55416603667. The next prime is 55416603731. The reversal of 55416603672 is 27630661455.

55416603672 is a `hidden beast` number, since 5 + 541 + 6 + 6 + 0 + 36 + 72 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3861903 + ... + 3876225.

Almost surely, 2^55416603672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55416603672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82957446000).

55416603672 is an abundant number, since it is smaller than the sum of its proper divisors (110498288328).

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

55416603672 is a wasteful number, since it uses less digits than its factorization.

55416603672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14490 (or 14483 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 55416603672 in words is "fifty-five billion, four hundred sixteen million, six hundred three thousand, six hundred seventy-two".