706331981936 has 20 divisors (see below), whose sum is σ = 1564020817392. Its totient is φ = 302713706496.

The previous prime is 706331981903. The next prime is 706331981939. The reversal of 706331981936 is 639189133607.

It is a happy number.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706331981939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3153267665 + ... + 3153267888.

Almost surely, 2^706331981936 is an apocalyptic number.

It is an amenable number.

706331981936 is an abundant number, since it is smaller than the sum of its proper divisors (857688835456).

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

706331981936 is a wasteful number, since it uses less digits than its factorization.

706331981936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6306535568 (or 6306535562 counting only the distinct ones).

The product of its (nonzero) digits is 4408992, while the sum is 56.

The spelling of 706331981936 in words is "seven hundred six billion, three hundred thirty-one million, nine hundred eighty-one thousand, nine hundred thirty-six".