20389277314 has 16 divisors (see below), whose sum is σ = 36472745088. Its totient is φ = 8358337152.

The previous prime is 20389277309. The next prime is 20389277353. The reversal of 20389277314 is 41377298302.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 31660047 + ... + 31660690.

It is an arithmetic number, because the mean of its divisors is an integer number (2279546568).

Almost surely, 2^20389277314 is an apocalyptic number.

20389277314 is a deficient number, since it is larger than the sum of its proper divisors (16083467774).

20389277314 is a wasteful number, since it uses less digits than its factorization.

20389277314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63320769.

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 20389277314 in words is "twenty billion, three hundred eighty-nine million, two hundred seventy-seven thousand, three hundred fourteen".