2135615464 has 16 divisors (see below), whose sum is σ = 4024404000. Its totient is φ = 1062441072.

The previous prime is 2135615459. The next prime is 2135615491. The reversal of 2135615464 is 4645165312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 669142 + ... + 672325.

It is an arithmetic number, because the mean of its divisors is an integer number (251525250).

Almost surely, 2^2135615464 is an apocalyptic number.

It is an amenable number.

2135615464 is a deficient number, since it is larger than the sum of its proper divisors (1888788536).

2135615464 is a wasteful number, since it uses less digits than its factorization.

2135615464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341672 (or 1341668 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 2135615464 is about 46212.7197208734. The cubic root of 2135615464 is about 1287.7780519147.

The spelling of 2135615464 in words is "two billion, one hundred thirty-five million, six hundred fifteen thousand, four hundred sixty-four".