20067281572038 has 32 divisors (see below), whose sum is σ = 41565321711360. Its totient is φ = 6451154186400.

The previous prime is 20067281572021. The next prime is 20067281572097. The reversal of 20067281572038 is 83027518276002.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64856488 + ... + 65165163.

It is an arithmetic number, because the mean of its divisors is an integer number (1298916303480).

Almost surely, 2^{20067281572038} is an apocalyptic number.

20067281572038 is an abundant number, since it is smaller than the sum of its proper divisors (21498040139322).

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

20067281572038 is a wasteful number, since it uses less digits than its factorization.

20067281572038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130022572.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 20067281572038 in words is "twenty trillion, sixty-seven billion, two hundred eighty-one million, five hundred seventy-two thousand, thirty-eight".