551283173316 has 96 divisors (see below), whose sum is σ = 1449516001920. Its totient is φ = 181158156288.

The previous prime is 551283173297. The next prime is 551283173339. The reversal of 551283173316 is 613371382155.

551283173316 is a `hidden beast` number, since 5 + 5 + 12 + 8 + 317 + 3 + 316 = 666.

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, 17904951 + ... + 17935713.

It is an arithmetic number, because the mean of its divisors is an integer number (15099125020).

Almost surely, 2^551283173316 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 551283173316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (724758000960).

551283173316 is an abundant number, since it is smaller than the sum of its proper divisors (898232828604).

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

551283173316 is a wasteful number, since it uses less digits than its factorization.

551283173316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33122 (or 33114 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The spelling of 551283173316 in words is "five hundred fifty-one billion, two hundred eighty-three million, one hundred seventy-three thousand, three hundred sixteen".