9776115240 has 64 divisors (see below), whose sum is σ = 29373494400. Its totient is φ = 2602950912.

The previous prime is 9776115227. The next prime is 9776115257. The reversal of 9776115240 is 425116779.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9776115192 and 9776115201.

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, 15981 + ... + 140739.

It is an arithmetic number, because the mean of its divisors is an integer number (458960850).

Almost surely, 2^9776115240 is an apocalyptic number.

It is an amenable number.

9776115240 is an abundant number, since it is smaller than the sum of its proper divisors (19597379160).

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

9776115240 is a wasteful number, since it uses less digits than its factorization.

9776115240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125426 (or 125422 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 9776115240 is about 98874.2395166709. The cubic root of 9776115240 is about 2138.2350166048.

The spelling of 9776115240 in words is "nine billion, seven hundred seventy-six million, one hundred fifteen thousand, two hundred forty".