20530396692000 has 1152 divisors, whose sum is σ = 79306831199232. Its totient is φ = 4999864320000.

The previous prime is 20530396691989. The next prime is 20530396692031. The reversal of 20530396692000 is 29669303502.

20530396692000 is a `hidden beast` number, since 2 + 0 + 53 + 0 + 396 + 6 + 9 + 200 + 0 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 24945803589 + ... + 24945804411.

It is an arithmetic number, because the mean of its divisors is an integer number (68842735416).

Almost surely, 2^{20530396692000} is an apocalyptic number.

20530396692000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20530396692000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39653415599616).

20530396692000 is an abundant number, since it is smaller than the sum of its proper divisors (58776434507232).

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

20530396692000 is a wasteful number, since it uses less digits than its factorization.

20530396692000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371 (or 1350 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 45.

The spelling of 20530396692000 in words is "twenty trillion, five hundred thirty billion, three hundred ninety-six million, six hundred ninety-two thousand".