20078201533152 has 96 divisors (see below), whose sum is σ = 60235740198144. Its totient is φ = 5736520857600.

The previous prime is 20078201533141. The next prime is 20078201533153. The reversal of 20078201533152 is 25133510287002.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 20078201533152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20078201533153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39584827 + ... + 40088837.

It is an arithmetic number, because the mean of its divisors is an integer number (627455627064).

Almost surely, 2^{20078201533152} is an apocalyptic number.

It is an amenable number.

20078201533152 is an abundant number, since it is smaller than the sum of its proper divisors (40157538664992).

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

20078201533152 is a wasteful number, since it uses less digits than its factorization.

20078201533152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563312 (or 563304 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 20078201533152 in words is "twenty trillion, seventy-eight billion, two hundred one million, five hundred thirty-three thousand, one hundred fifty-two".