2590040064 has 56 divisors (see below), whose sum is σ = 6906417480. Its totient is φ = 863338496.

The previous prime is 2590040021. The next prime is 2590040129. The reversal of 2590040064 is 4600400952.

It is a congruent number.

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, 28119 + ... + 77270.

Almost surely, 2^2590040064 is an apocalyptic number.

2590040064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2590040064 is an abundant number, since it is smaller than the sum of its proper divisors (4316377416).

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

2590040064 is an equidigital number, since it uses as much as digits as its factorization.

2590040064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105418 (or 105394 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2590040064 is about 50892.4362160037. The cubic root of 2590040064 is about 1373.3107743385.

The spelling of 2590040064 in words is "two billion, five hundred ninety million, forty thousand, sixty-four".