55671178896 has 240 divisors, whose sum is σ = 166505414400. Its totient is φ = 17333471232.

The previous prime is 55671178889. The next prime is 55671178907. The reversal of 55671178896 is 69887117655.

55671178896 is a `hidden beast` number, since 556 + 7 + 1 + 1 + 78 + 8 + 9 + 6 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

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, 17466615 + ... + 17469801.

It is an arithmetic number, because the mean of its divisors is an integer number (693772560).

Almost surely, 2^55671178896 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 55671178896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83252707200).

55671178896 is an abundant number, since it is smaller than the sum of its proper divisors (110834235504).

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

55671178896 is a wasteful number, since it uses less digits than its factorization.

55671178896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366 (or 3357 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 63.

The spelling of 55671178896 in words is "fifty-five billion, six hundred seventy-one million, one hundred seventy-eight thousand, eight hundred ninety-six".