20094180564 has 48 divisors (see below), whose sum is σ = 47657030400. Its totient is φ = 6588606336.

The previous prime is 20094180511. The next prime is 20094180571. The reversal of 20094180564 is 46508149002.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 215614 + ... + 294410.

It is an arithmetic number, because the mean of its divisors is an integer number (992854800).

Almost surely, 2^20094180564 is an apocalyptic number.

It is an amenable number.

20094180564 is an abundant number, since it is smaller than the sum of its proper divisors (27562849836).

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

20094180564 is a wasteful number, since it uses less digits than its factorization.

20094180564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79152 (or 79150 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 20094180564 in words is "twenty billion, ninety-four million, one hundred eighty thousand, five hundred sixty-four".