22151559696 has 40 divisors (see below), whose sum is σ = 65399843904. Its totient is φ = 6329016960.

The previous prime is 22151559643. The next prime is 22151559743. The reversal of 22151559696 is 69695515122.

It is a happy number.

It is a super-2 number, since 2×22151559696² (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 7 ways as a sum of consecutive naturals, for example, 32963295 + ... + 32963966.

Almost surely, 2^22151559696 is an apocalyptic number.

It is an amenable number.

22151559696 is an abundant number, since it is smaller than the sum of its proper divisors (43248284208).

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

22151559696 is a wasteful number, since it uses less digits than its factorization.

22151559696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65927279 (or 65927273 counting only the distinct ones).

The product of its digits is 1458000, while the sum is 51.

The spelling of 22151559696 in words is "twenty-two billion, one hundred fifty-one million, five hundred fifty-nine thousand, six hundred ninety-six".