22955402012 has 6 divisors (see below), whose sum is σ = 40171953528. Its totient is φ = 11477701004.

The previous prime is 22955401993. The next prime is 22955402069. The reversal of 22955402012 is 21020455922.

It is a self number, because there is not a number n which added to its sum of digits gives 22955402012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2869425248 + ... + 2869425255.

It is an arithmetic number, because the mean of its divisors is an integer number (6695325588).

Almost surely, 2^22955402012 is an apocalyptic number.

It is an amenable number.

22955402012 is a deficient number, since it is larger than the sum of its proper divisors (17216551516).

22955402012 is a wasteful number, since it uses less digits than its factorization.

22955402012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5738850507 (or 5738850505 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 22955402012 its reverse (21020455922), we get a palindrome (43975857934).

The spelling of 22955402012 in words is "twenty-two billion, nine hundred fifty-five million, four hundred two thousand, twelve".