55045596672 has 240 divisors, whose sum is σ = 174436705872. Its totient is φ = 16571842560.

The previous prime is 55045596659. The next prime is 55045596677. The reversal of 55045596672 is 27669554055.

55045596672 is a `hidden beast` number, since 5 + 5 + 0 + 45 + 596 + 6 + 7 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55045596677) 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, 7954558 + ... + 7961474.

Almost surely, 2^55045596672 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 55045596672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87218352936).

55045596672 is an abundant number, since it is smaller than the sum of its proper divisors (119391109200).

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

55045596672 is a wasteful number, since it uses less digits than its factorization.

55045596672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7109 (or 7090 counting only the distinct ones).

The product of its (nonzero) digits is 11340000, while the sum is 54.

The spelling of 55045596672 in words is "fifty-five billion, forty-five million, five hundred ninety-six thousand, six hundred seventy-two".