2690021136 has 80 divisors (see below), whose sum is σ = 7587871488. Its totient is φ = 814416000.

The previous prime is 2690021053. The next prime is 2690021183. The reversal of 2690021136 is 6311200962.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 942111 + ... + 944961.

Almost surely, 2^2690021136 is an apocalyptic number.

It is an amenable number.

2690021136 is an abundant number, since it is smaller than the sum of its proper divisors (4897850352).

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

2690021136 is a wasteful number, since it uses less digits than its factorization.

2690021136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4660 (or 4654 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 2690021136 is about 51865.4136780957. The cubic root of 2690021136 is about 1390.7590588707.

The spelling of 2690021136 in words is "two billion, six hundred ninety million, twenty-one thousand, one hundred thirty-six".