55471237115904 has 416 divisors, whose sum is σ = 167062390968000. Its totient is φ = 18186505814016.

The previous prime is 55471237115893. The next prime is 55471237115939. The reversal of 55471237115904 is 40951173217455.

It is a happy number.

55471237115904 is a `hidden beast` number, since 5 + 5 + 4 + 7 + 1 + 2 + 37 + 11 + 590 + 4 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1651453542 + ... + 1651487130.

Almost surely, 2^{55471237115904} is an apocalyptic number.

55471237115904 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55471237115904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83531195484000).

55471237115904 is an abundant number, since it is smaller than the sum of its proper divisors (111591153852096).

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

55471237115904 is a wasteful number, since it uses less digits than its factorization.

55471237115904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33868 (or 33840 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 54.

The spelling of 55471237115904 in words is "fifty-five trillion, four hundred seventy-one billion, two hundred thirty-seven million, one hundred fifteen thousand, nine hundred four".