550964645984 has 48 divisors (see below), whose sum is σ = 1170903172320. Its totient is φ = 254418447360.

The previous prime is 550964645963. The next prime is 550964646017. The reversal of 550964645984 is 489546469055.

It is a super-2 number, since 2×550964645984² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 550964645984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12885437 + ... + 12928124.

It is an arithmetic number, because the mean of its divisors is an integer number (24393816090).

Almost surely, 2^550964645984 is an apocalyptic number.

It is an amenable number.

550964645984 is an abundant number, since it is smaller than the sum of its proper divisors (619938526336).

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

550964645984 is a wasteful number, since it uses less digits than its factorization.

550964645984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25813623 (or 25813615 counting only the distinct ones).

The product of its (nonzero) digits is 186624000, while the sum is 65.

The spelling of 550964645984 in words is "five hundred fifty billion, nine hundred sixty-four million, six hundred forty-five thousand, nine hundred eighty-four".