22071530456 has 8 divisors (see below), whose sum is σ = 41384119620. Its totient is φ = 11035765224.

The previous prime is 22071530449. The next prime is 22071530461. The reversal of 22071530456 is 65403517022.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1379470646 + ... + 1379470661.

Almost surely, 2^22071530456 is an apocalyptic number.

It is an amenable number.

22071530456 is a deficient number, since it is larger than the sum of its proper divisors (19312589164).

22071530456 is a wasteful number, since it uses less digits than its factorization.

22071530456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2758941313 (or 2758941309 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 22071530456 in words is "twenty-two billion, seventy-one million, five hundred thirty thousand, four hundred fifty-six".