22075661697 has 32 divisors (see below), whose sum is σ = 29877120000. Its totient is φ = 14497983168.

The previous prime is 22075661687. The next prime is 22075661749. The reversal of 22075661697 is 79616657022.

It is not a de Polignac number, because 22075661697 - 2³⁴ = 4895792513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22075661687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44239554 + ... + 44240052.

It is an arithmetic number, because the mean of its divisors is an integer number (933660000).

Almost surely, 2^22075661697 is an apocalyptic number.

It is an amenable number.

22075661697 is a deficient number, since it is larger than the sum of its proper divisors (7801458303).

22075661697 is a wasteful number, since it uses less digits than its factorization.

22075661697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285.

The product of its (nonzero) digits is 1905120, while the sum is 51.

The spelling of 22075661697 in words is "twenty-two billion, seventy-five million, six hundred sixty-one thousand, six hundred ninety-seven".