55170716000 has 96 divisors (see below), whose sum is σ = 135655648128. Its totient is φ = 22051814400.

The previous prime is 55170715981. The next prime is 55170716017. The reversal of 55170716000 is 61707155.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6327644 + ... + 6336356.

It is an arithmetic number, because the mean of its divisors is an integer number (1413079668).

Almost surely, 2^55170716000 is an apocalyptic number.

55170716000 is a gapful number since it is divisible by the number (50) 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 55170716000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67827824064).

55170716000 is an abundant number, since it is smaller than the sum of its proper divisors (80484932128).

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

55170716000 is a wasteful number, since it uses less digits than its factorization.

55170716000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10321 (or 10303 counting only the distinct ones).

The product of its (nonzero) digits is 7350, while the sum is 32.

The spelling of 55170716000 in words is "fifty-five billion, one hundred seventy million, seven hundred sixteen thousand".