20654054615604 has 24 divisors (see below), whose sum is σ = 48335799436288. Its totient is φ = 6864255538560.

The previous prime is 20654054615591. The next prime is 20654054615617. The reversal of 20654054615604 is 40651645045602.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20654054615591) and next prime (20654054615617).

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, 2553662452 + ... + 2553670539.

Almost surely, 2^{20654054615604} is an apocalyptic number.

It is an amenable number.

20654054615604 is an abundant number, since it is smaller than the sum of its proper divisors (27681744820684).

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

20654054615604 is a wasteful number, since it uses less digits than its factorization.

20654054615604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5107333335 (or 5107333333 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 20654054615604 in words is "twenty trillion, six hundred fifty-four billion, fifty-four million, six hundred fifteen thousand, six hundred four".