22552246737 has 12 divisors (see below), whose sum is σ = 32629677444. Its totient is φ = 15009811200.

The previous prime is 22552246723. The next prime is 22552246747. The reversal of 22552246737 is 73764225522.

22552246737 is a `hidden beast` number, since 2 + 2 + 552 + 2 + 4 + 67 + 37 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17796627216 + 4755619521 = 133404^2 + 68961^2 .

It is not a de Polignac number, because 22552246737 - 2⁴ = 22552246721 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22552246692 and 22552246701.

It is not an unprimeable number, because it can be changed into a prime (22552246747) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2079288 + ... + 2090105.

It is an arithmetic number, because the mean of its divisors is an integer number (2719139787).

Almost surely, 2^22552246737 is an apocalyptic number.

It is an amenable number.

22552246737 is a deficient number, since it is larger than the sum of its proper divisors (10077430707).

22552246737 is a wasteful number, since it uses less digits than its factorization.

22552246737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4170000 (or 4169997 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 45.

The spelling of 22552246737 in words is "twenty-two billion, five hundred fifty-two million, two hundred forty-six thousand, seven hundred thirty-seven".