7707770340 has 48 divisors (see below), whose sum is σ = 21589717632. Its totient is φ = 2054647296.

The previous prime is 7707770293. The next prime is 7707770363. The reversal of 7707770340 is 430777077.

It is a super-2 number, since 2×7707770340² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7707770292 and 7707770301.

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, 150972 + ... + 195468.

It is an arithmetic number, because the mean of its divisors is an integer number (449785784).

Almost surely, 2^7707770340 is an apocalyptic number.

It is an amenable number.

7707770340 is an abundant number, since it is smaller than the sum of its proper divisors (13881947292).

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

7707770340 is a wasteful number, since it uses less digits than its factorization.

7707770340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47396 (or 47394 counting only the distinct ones).

The product of its (nonzero) digits is 201684, while the sum is 42.

The square root of 7707770340 is about 87793.9083308176. The cubic root of 7707770340 is about 1975.3448387882.

The spelling of 7707770340 in words is "seven billion, seven hundred seven million, seven hundred seventy thousand, three hundred forty".