20400190888714 has 16 divisors (see below), whose sum is σ = 37661890871808. Its totient is φ = 8070405186672.

The previous prime is 20400190888709. The next prime is 20400190888729. The reversal of 20400190888714 is 41788809100402.

It is a super-2 number, since 2×20400190888714² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56044480282 + ... + 56044480645.

It is an arithmetic number, because the mean of its divisors is an integer number (2353868179488).

Almost surely, 2^{20400190888714} is an apocalyptic number.

20400190888714 is a deficient number, since it is larger than the sum of its proper divisors (17261699983094).

20400190888714 is a wasteful number, since it uses less digits than its factorization.

20400190888714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112088960949.

The product of its (nonzero) digits is 1032192, while the sum is 52.

The spelling of 20400190888714 in words is "twenty trillion, four hundred billion, one hundred ninety million, eight hundred eighty-eight thousand, seven hundred fourteen".