2150976784 has 20 divisors (see below), whose sum is σ = 4546383120. Its totient is φ = 977716640.

The previous prime is 2150976749. The next prime is 2150976787. The reversal of 2150976784 is 4876790512.

It is a super-2 number, since 2×2150976784² = 9253402250613965312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2150976787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6110554 + ... + 6110905.

It is an arithmetic number, because the mean of its divisors is an integer number (227319156).

Almost surely, 2^2150976784 is an apocalyptic number.

It is an amenable number.

2150976784 is an abundant number, since it is smaller than the sum of its proper divisors (2395406336).

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

2150976784 is a wasteful number, since it uses less digits than its factorization.

2150976784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12221478 (or 12221472 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 49.

The square root of 2150976784 is about 46378.6242141787. The cubic root of 2150976784 is about 1290.8583082678.

The spelling of 2150976784 in words is "two billion, one hundred fifty million, nine hundred seventy-six thousand, seven hundred eighty-four".