679654036332 has 120 divisors (see below), whose sum is σ = 1882383980400. Its totient is φ = 213097927680.

The previous prime is 679654036261. The next prime is 679654036337. The reversal of 679654036332 is 233630456976.

It is a happy number.

679654036332 is a `hidden beast` number, since 6 + 7 + 9 + 6 + 540 + 3 + 63 + 32 = 666.

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 (679654036337) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9443419 + ... + 9515117.

It is an arithmetic number, because the mean of its divisors is an integer number (15686533170).

Almost surely, 2^679654036332 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 679654036332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (941191990200).

679654036332 is an abundant number, since it is smaller than the sum of its proper divisors (1202729944068).

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

679654036332 is a wasteful number, since it uses less digits than its factorization.

679654036332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73453 (or 73442 counting only the distinct ones).

The product of its (nonzero) digits is 14696640, while the sum is 54.

The spelling of 679654036332 in words is "six hundred seventy-nine billion, six hundred fifty-four million, thirty-six thousand, three hundred thirty-two".