22701900394 has 4 divisors (see below), whose sum is σ = 34052850594. Its totient is φ = 11350950196.

The previous prime is 22701900371. The next prime is 22701900433. The reversal of 22701900394 is 49300910722.

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., 22339188369 + 362712025 = 149463^2 + 19045^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5675475097 + ... + 5675475100.

Almost surely, 2^22701900394 is an apocalyptic number.

22701900394 is a deficient number, since it is larger than the sum of its proper divisors (11350950200).

22701900394 is a wasteful number, since it uses less digits than its factorization.

22701900394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11350950199.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 22701900394 in words is "twenty-two billion, seven hundred one million, nine hundred thousand, three hundred ninety-four".