20013653426732 has 18 divisors (see below), whose sum is σ = 40742080190532. Its totient is φ = 8577280039944.

The previous prime is 20013653426731. The next prime is 20013653426749. The reversal of 20013653426732 is 23762435631002.

It is not an unprimeable number, because it can be changed into a prime (20013653426731) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51055238138 + ... + 51055238529.

It is an arithmetic number, because the mean of its divisors is an integer number (2263448899474).

Almost surely, 2^{20013653426732} is an apocalyptic number.

It is an amenable number.

20013653426732 is an abundant number, since it is smaller than the sum of its proper divisors (20728426763800).

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

20013653426732 is a wasteful number, since it uses less digits than its factorization.

20013653426732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102110476685 (or 102110476676 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 44.

The spelling of 20013653426732 in words is "twenty trillion, thirteen billion, six hundred fifty-three million, four hundred twenty-six thousand, seven hundred thirty-two".