2115465272 has 8 divisors (see below), whose sum is σ = 3966497400. Its totient is φ = 1057732632.

The previous prime is 2115465271. The next prime is 2115465277. The reversal of 2115465272 is 2725645112.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2115465271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132216572 + ... + 132216587.

It is an arithmetic number, because the mean of its divisors is an integer number (495812175).

Almost surely, 2^2115465272 is an apocalyptic number.

It is an amenable number.

2115465272 is a deficient number, since it is larger than the sum of its proper divisors (1851032128).

2115465272 is a wasteful number, since it uses less digits than its factorization.

2115465272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264433165 (or 264433161 counting only the distinct ones).

The product of its digits is 33600, while the sum is 35.

The square root of 2115465272 is about 45994.1873718843. The cubic root of 2115465272 is about 1283.7150517873.

The spelling of 2115465272 in words is "two billion, one hundred fifteen million, four hundred sixty-five thousand, two hundred seventy-two".