20013725755410 has 32 divisors (see below), whose sum is σ = 48035232677952. Its totient is φ = 5336738994240.

The previous prime is 20013725755391. The next prime is 20013725755447. The reversal of 20013725755410 is 1455752731002.

It is a happy number.

It is a super-2 number, since 2×20013725755410² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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, 15268864 + ... + 16527723.

It is an arithmetic number, because the mean of its divisors is an integer number (1501101021186).

Almost surely, 2^{20013725755410} is an apocalyptic number.

20013725755410 is an abundant number, since it is smaller than the sum of its proper divisors (28021506922542).

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

20013725755410 is a wasteful number, since it uses less digits than its factorization.

20013725755410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31817578.

The product of its (nonzero) digits is 294000, while the sum is 42.

The spelling of 20013725755410 in words is "twenty trillion, thirteen billion, seven hundred twenty-five million, seven hundred fifty-five thousand, four hundred ten".