551711567352 has 128 divisors (see below), whose sum is σ = 1520785244160. Its totient is φ = 165397749120.

The previous prime is 551711567321. The next prime is 551711567371. The reversal of 551711567352 is 253765117155.

It is a congruent number.

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, 28895553 + ... + 28914639.

It is an arithmetic number, because the mean of its divisors is an integer number (11881134720).

Almost surely, 2^551711567352 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 551711567352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (760392622080).

551711567352 is an abundant number, since it is smaller than the sum of its proper divisors (969073676808).

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

551711567352 is a wasteful number, since it uses less digits than its factorization.

551711567352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20273 (or 20269 counting only the distinct ones).

The product of its digits is 1102500, while the sum is 48.

The spelling of 551711567352 in words is "five hundred fifty-one billion, seven hundred eleven million, five hundred sixty-seven thousand, three hundred fifty-two".