707679157680 has 720 divisors, whose sum is σ = 2667429273600. Its totient is φ = 167975808000.

The previous prime is 707679157663. The next prime is 707679157697. The reversal of 707679157680 is 86751976707.

It is an interprime number because it is at equal distance from previous prime (707679157663) and next prime (707679157697).

It is a tau number, because it is divible by the number of its divisors (720).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1181434021 + ... + 1181434619.

It is an arithmetic number, because the mean of its divisors is an integer number (3704762880).

Almost surely, 2^707679157680 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 707679157680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1333714636800).

707679157680 is an abundant number, since it is smaller than the sum of its proper divisors (1959750115920).

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

707679157680 is a wasteful number, since it uses less digits than its factorization.

707679157680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902 (or 882 counting only the distinct ones).

The product of its (nonzero) digits is 31116960, while the sum is 63.

The spelling of 707679157680 in words is "seven hundred seven billion, six hundred seventy-nine million, one hundred fifty-seven thousand, six hundred eighty".