20460924194 has 4 divisors (see below), whose sum is σ = 30691386294. Its totient is φ = 10230462096.

The previous prime is 20460924149. The next prime is 20460924217. The reversal of 20460924194 is 49142906402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20445282169 + 15642025 = 142987^2 + 3955^2 .

It is a super-2 number, since 2×20460924194² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5115231047 + ... + 5115231050.

Almost surely, 2^20460924194 is an apocalyptic number.

20460924194 is a deficient number, since it is larger than the sum of its proper divisors (10230462100).

20460924194 is a wasteful number, since it uses less digits than its factorization.

20460924194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10230462099.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 20460924194 in words is "twenty billion, four hundred sixty million, nine hundred twenty-four thousand, one hundred ninety-four".