659555622432 has 96 divisors (see below), whose sum is σ = 2198518761600. Its totient is φ = 188444461824.

The previous prime is 659555622431. The next prime is 659555622437. The reversal of 659555622432 is 234226555956.

659555622432 is a `hidden beast` number, since 6 + 5 + 9 + 5 + 5 + 5 + 622 + 4 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is not an unprimeable number, because it can be changed into a prime (659555622431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54520707 + ... + 54532802.

It is an arithmetic number, because the mean of its divisors is an integer number (22901237100).

Almost surely, 2^659555622432 is an apocalyptic number.

It is an amenable number.

659555622432 is an abundant number, since it is smaller than the sum of its proper divisors (1538963139168).

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

659555622432 is a wasteful number, since it uses less digits than its factorization.

659555622432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109053535 (or 109053521 counting only the distinct ones).

The product of its digits is 19440000, while the sum is 54.

The spelling of 659555622432 in words is "six hundred fifty-nine billion, five hundred fifty-five million, six hundred twenty-two thousand, four hundred thirty-two".