2658849090 has 32 divisors (see below), whose sum is σ = 6485852736. Its totient is φ = 697402560.

The previous prime is 2658849073. The next prime is 2658849121. The reversal of 2658849090 is 909488562.

2658849090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 724632 + ... + 728291.

It is an arithmetic number, because the mean of its divisors is an integer number (202682898).

Almost surely, 2^2658849090 is an apocalyptic number.

2658849090 is an abundant number, since it is smaller than the sum of its proper divisors (3827003646).

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

2658849090 is a wasteful number, since it uses less digits than its factorization.

2658849090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452994.

The product of its (nonzero) digits is 1244160, while the sum is 51.

The square root of 2658849090 is about 51564.0290318745. The cubic root of 2658849090 is about 1385.3661211094.

The spelling of 2658849090 in words is "two billion, six hundred fifty-eight million, eight hundred forty-nine thousand, ninety".