707740340944 has 80 divisors (see below), whose sum is σ = 1688344439040. Its totient is φ = 279876372480.

The previous prime is 707740340939. The next prime is 707740340953. The reversal of 707740340944 is 449043047707.

It is a happy number.

It is a super-2 number, since 2×707740340944² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3705549 + ... + 3891859.

It is an arithmetic number, because the mean of its divisors is an integer number (21104305488).

Almost surely, 2^707740340944 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 707740340944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (844172219520).

707740340944 is an abundant number, since it is smaller than the sum of its proper divisors (980604098096).

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

707740340944 is a wasteful number, since it uses less digits than its factorization.

707740340944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188948 (or 188942 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 49.

The spelling of 707740340944 in words is "seven hundred seven billion, seven hundred forty million, three hundred forty thousand, nine hundred forty-four".