20013725427042 has 64 divisors (see below), whose sum is σ = 41299999776000. Its totient is φ = 6461644907520.

The previous prime is 20013725427013. The next prime is 20013725427053. The reversal of 20013725427042 is 24072452731002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21924684 + ... + 22819272.

It is an arithmetic number, because the mean of its divisors is an integer number (645312496500).

Almost surely, 2^{20013725427042} is an apocalyptic number.

20013725427042 is an abundant number, since it is smaller than the sum of its proper divisors (21286274348958).

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

20013725427042 is a wasteful number, since it uses less digits than its factorization.

20013725427042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895291.

The product of its (nonzero) digits is 188160, while the sum is 39.

The spelling of 20013725427042 in words is "twenty trillion, thirteen billion, seven hundred twenty-five million, four hundred twenty-seven thousand, forty-two".