2115655210 has 32 divisors (see below), whose sum is σ = 3829680000. Its totient is φ = 841500480.

The previous prime is 2115655193. The next prime is 2115655249. The reversal of 2115655210 is 125565112.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1790820 + ... + 1792000.

It is an arithmetic number, because the mean of its divisors is an integer number (119677500).

Almost surely, 2^2115655210 is an apocalyptic number.

2115655210 is a deficient number, since it is larger than the sum of its proper divisors (1714024790).

2115655210 is a wasteful number, since it uses less digits than its factorization.

2115655210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 2115655210 is about 45996.2521299290. The cubic root of 2115655210 is about 1283.7534702817.

The spelling of 2115655210 in words is "two billion, one hundred fifteen million, six hundred fifty-five thousand, two hundred ten".