1607222622656 has 56 divisors (see below), whose sum is σ = 3645479786496. Its totient is φ = 688709825280.

The previous prime is 1607222622647. The next prime is 1607222622671. The reversal of 1607222622656 is 6562262227061.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 1607222622656.

It is a congruent number.

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, 2875385 + ... + 3388551.

Almost surely, 2^{1607222622656} is an apocalyptic number.

1607222622656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1607222622656 is an abundant number, since it is smaller than the sum of its proper divisors (2038257163840).

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

1607222622656 is an equidigital number, since it uses as much as digits as its factorization.

1607222622656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520177 (or 520167 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 1607222622656 in words is "one trillion, six hundred seven billion, two hundred twenty-two million, six hundred twenty-two thousand, six hundred fifty-six".