2107155590 has 16 divisors (see below), whose sum is σ = 3799532880. Its totient is φ = 841383840.

The previous prime is 2107155569. The next prime is 2107155619. The reversal of 2107155590 is 955517012.

It is a self number, because there is not a number n which added to its sum of digits gives 2107155590.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178805 + ... + 190224.

It is an arithmetic number, because the mean of its divisors is an integer number (237470805).

Almost surely, 2^2107155590 is an apocalyptic number.

2107155590 is a deficient number, since it is larger than the sum of its proper divisors (1692377290).

2107155590 is a wasteful number, since it uses less digits than its factorization.

2107155590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369607.

The product of its (nonzero) digits is 15750, while the sum is 35.

The square root of 2107155590 is about 45903.7644425814. The cubic root of 2107155590 is about 1282.0320080631.

The spelling of 2107155590 in words is "two billion, one hundred seven million, one hundred fifty-five thousand, five hundred ninety".