22425704931 has 8 divisors (see below), whose sum is σ = 34172502784. Its totient is φ = 12814688520.

The previous prime is 22425704849. The next prime is 22425704941. The reversal of 22425704931 is 13940752422.

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

It is not a de Polignac number, because 22425704931 - 2⁷ = 22425704803 is a prime.

It is a super-2 number, since 2×22425704931² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22425704931.

It is not an unprimeable number, because it can be changed into a prime (22425704941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533945335 + ... + 533945376.

It is an arithmetic number, because the mean of its divisors is an integer number (4271562848).

Almost surely, 2^22425704931 is an apocalyptic number.

22425704931 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22425704931 is a deficient number, since it is larger than the sum of its proper divisors (11746797853).

22425704931 is a wasteful number, since it uses less digits than its factorization.

22425704931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067890721.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 22425704931 in words is "twenty-two billion, four hundred twenty-five million, seven hundred four thousand, nine hundred thirty-one".