2690625441905 has 16 divisors (see below), whose sum is σ = 3243107367360. Its totient is φ = 2142929909952.

The previous prime is 2690625441901. The next prime is 2690625441929. The reversal of 2690625441905 is 5091445260962.

It is a cyclic number.

It is not a de Polignac number, because 2690625441905 - 2² = 2690625441901 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2690625441901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53704727 + ... + 53754803.

It is an arithmetic number, because the mean of its divisors is an integer number (202694210460).

Almost surely, 2^{2690625441905} is an apocalyptic number.

It is an amenable number.

2690625441905 is a deficient number, since it is larger than the sum of its proper divisors (552481925455).

2690625441905 is a wasteful number, since it uses less digits than its factorization.

2690625441905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97648.

The product of its (nonzero) digits is 4665600, while the sum is 53.

The spelling of 2690625441905 in words is "two trillion, six hundred ninety billion, six hundred twenty-five million, four hundred forty-one thousand, nine hundred five".