22088789690 has 64 divisors (see below), whose sum is σ = 46063375488. Its totient is φ = 7537152000.

The previous prime is 22088789683. The next prime is 22088789711. The reversal of 22088789690 is 9698788022.

It is a super-2 number, since 2×22088789690² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 612665 + ... + 647715.

It is an arithmetic number, because the mean of its divisors is an integer number (719740242).

Almost surely, 2^22088789690 is an apocalyptic number.

22088789690 is an abundant number, since it is smaller than the sum of its proper divisors (23974585798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22088789690 is a wasteful number, since it uses less digits than its factorization.

22088789690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35423.

The product of its (nonzero) digits is 6967296, while the sum is 59.

The spelling of 22088789690 in words is "twenty-two billion, eighty-eight million, seven hundred eighty-nine thousand, six hundred ninety".