7700707056 has 160 divisors (see below), whose sum is σ = 24151454208. Its totient is φ = 2064015360.

The previous prime is 7700707033. The next prime is 7700707061. The reversal of 7700707056 is 6507070077.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1888636 + ... + 1892708.

Almost surely, 2^7700707056 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 7700707056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12075727104).

7700707056 is an abundant number, since it is smaller than the sum of its proper divisors (16450747152).

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

7700707056 is a wasteful number, since it uses less digits than its factorization.

7700707056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4439 (or 4433 counting only the distinct ones).

The product of its (nonzero) digits is 72030, while the sum is 39.

The square root of 7700707056 is about 87753.6726069057. The cubic root of 7700707056 is about 1974.7412623505.

The spelling of 7700707056 in words is "seven billion, seven hundred million, seven hundred seven thousand, fifty-six".