2390120964 has 144 divisors (see below), whose sum is σ = 7607972736. Its totient is φ = 614592000.

The previous prime is 2390120911. The next prime is 2390121007. The reversal of 2390120964 is 4690210932.

2390120964 is a `hidden beast` number, since 2 + 390 + 1 + 209 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 275704 + ... + 284240.

It is an arithmetic number, because the mean of its divisors is an integer number (52833144).

Almost surely, 2^2390120964 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 2390120964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3803986368).

2390120964 is an abundant number, since it is smaller than the sum of its proper divisors (5217851772).

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

2390120964 is a wasteful number, since it uses less digits than its factorization.

2390120964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8666 (or 8661 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 2390120964 is about 48888.8633944378. The cubic root of 2390120964 is about 1337.0263315186.

The spelling of 2390120964 in words is "two billion, three hundred ninety million, one hundred twenty thousand, nine hundred sixty-four".