3115642376 has 128 divisors (see below), whose sum is σ = 7863091200. Its totient is φ = 1120922880.

The previous prime is 3115642373. The next prime is 3115642403. The reversal of 3115642376 is 6732465113.

3115642376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3115642373) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 407081 + ... + 414663.

It is an arithmetic number, because the mean of its divisors is an integer number (61430400).

Almost surely, 2^3115642376 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 3115642376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3931545600).

3115642376 is an abundant number, since it is smaller than the sum of its proper divisors (4747448824).

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

3115642376 is a wasteful number, since it uses less digits than its factorization.

3115642376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7659 (or 7655 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 3115642376 is about 55817.9395535163. The cubic root of 3115642376 is about 1460.5481109606.

The spelling of 3115642376 in words is "three billion, one hundred fifteen million, six hundred forty-two thousand, three hundred seventy-six".