20201394375 has 30 divisors (see below), whose sum is σ = 36463078080. Its totient is φ = 10774074000.

The previous prime is 20201394371. The next prime is 20201394391. The reversal of 20201394375 is 57349310202.

20201394375 is a `hidden beast` number, since 202 + 0 + 13 + 9 + 437 + 5 = 666.

It is not a de Polignac number, because 20201394375 - 2² = 20201394371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201394371) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1790055 + ... + 1801304.

It is an arithmetic number, because the mean of its divisors is an integer number (1215435936).

Almost surely, 2^20201394375 is an apocalyptic number.

20201394375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20201394375 is a deficient number, since it is larger than the sum of its proper divisors (16261683705).

20201394375 is an equidigital number, since it uses as much as digits as its factorization.

20201394375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3591385 (or 3591367 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 20201394375 in words is "twenty billion, two hundred one million, three hundred ninety-four thousand, three hundred seventy-five".