22901352394 has 8 divisors (see below), whose sum is σ = 34426546308. Its totient is φ = 11425836960.

The previous prime is 22901352349. The next prime is 22901352421. The reversal of 22901352394 is 49325310922.

It can be written as a sum of positive squares in 2 ways, for example, as 22212027369 + 689325025 = 149037^2 + 26255^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×22901352394³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12418467 + ... + 12420310.

Almost surely, 2^22901352394 is an apocalyptic number.

22901352394 is a deficient number, since it is larger than the sum of its proper divisors (11525193914).

22901352394 is a wasteful number, since it uses less digits than its factorization.

22901352394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24839240.

The product of its (nonzero) digits is 116640, while the sum is 40.

The spelling of 22901352394 in words is "twenty-two billion, nine hundred one million, three hundred fifty-two thousand, three hundred ninety-four".