906977423232 has 128 divisors (see below), whose sum is σ = 2681536915200. Its totient is φ = 301795683840.

The previous prime is 906977423221. The next prime is 906977423239. The reversal of 906977423232 is 232324779609.

906977423232 is a `hidden beast` number, since 90 + 69 + 77 + 423 + 2 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (906977423239) 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, 1743573 + ... + 2203179.

It is an arithmetic number, because the mean of its divisors is an integer number (20949507150).

Almost surely, 2^906977423232 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 906977423232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1340768457600).

906977423232 is an abundant number, since it is smaller than the sum of its proper divisors (1774559491968).

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

906977423232 is a wasteful number, since it uses less digits than its factorization.

906977423232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460201 (or 460183 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 54.

The spelling of 906977423232 in words is "nine hundred six billion, nine hundred seventy-seven million, four hundred twenty-three thousand, two hundred thirty-two".