609961467132 has 72 divisors (see below), whose sum is σ = 1574837199936. Its totient is φ = 198971155584.

The previous prime is 609961467107. The next prime is 609961467133. The reversal of 609961467132 is 231764169906.

609961467132 is a `hidden beast` number, since 6 + 0 + 9 + 9 + 614 + 6 + 7 + 13 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609961467133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19972338 + ... + 20002854.

It is an arithmetic number, because the mean of its divisors is an integer number (21872738888).

Almost surely, 2^609961467132 is an apocalyptic number.

It is an amenable number.

609961467132 is an abundant number, since it is smaller than the sum of its proper divisors (964875732804).

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

609961467132 is a wasteful number, since it uses less digits than its factorization.

609961467132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42387 (or 42382 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 609961467132 in words is "six hundred nine billion, nine hundred sixty-one million, four hundred sixty-seven thousand, one hundred thirty-two".