22136837732 has 6 divisors (see below), whose sum is σ = 38739466038. Its totient is φ = 11068418864.

The previous prime is 22136837731. The next prime is 22136837777. The reversal of 22136837732 is 23773863122.

It can be written as a sum of positive squares in only one way, i.e., 15243853156 + 6892984576 = 123466^2 + 83024^2 .

It is not an unprimeable number, because it can be changed into a prime (22136837731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2767104713 + ... + 2767104720.

It is an arithmetic number, because the mean of its divisors is an integer number (6456577673).

Almost surely, 2^22136837732 is an apocalyptic number.

It is an amenable number.

22136837732 is a deficient number, since it is larger than the sum of its proper divisors (16602628306).

22136837732 is a wasteful number, since it uses less digits than its factorization.

22136837732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5534209437 (or 5534209435 counting only the distinct ones).

The product of its digits is 508032, while the sum is 44.

The spelling of 22136837732 in words is "twenty-two billion, one hundred thirty-six million, eight hundred thirty-seven thousand, seven hundred thirty-two".