609747545952 has 36 divisors (see below), whose sum is σ = 1733969584620. Its totient is φ = 203249181888.

The previous prime is 609747545921. The next prime is 609747545959. The reversal of 609747545952 is 259545747906.

609747545952 is a `hidden beast` number, since 6 + 0 + 97 + 47 + 5 + 459 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 609747545952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609747545959) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1058589202 + ... + 1058589777.

It is an arithmetic number, because the mean of its divisors is an integer number (48165821795).

Almost surely, 2^609747545952 is an apocalyptic number.

It is an amenable number.

609747545952 is an abundant number, since it is smaller than the sum of its proper divisors (1124222038668).

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

609747545952 is a wasteful number, since it uses less digits than its factorization.

609747545952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2117178995 (or 2117178984 counting only the distinct ones).

The product of its (nonzero) digits is 95256000, while the sum is 63.

The spelling of 609747545952 in words is "six hundred nine billion, seven hundred forty-seven million, five hundred forty-five thousand, nine hundred fifty-two".