1622112517555 has 16 divisors (see below), whose sum is σ = 1949463244800. Its totient is φ = 1295738213760.

The previous prime is 1622112517541. The next prime is 1622112517607. The reversal of 1622112517555 is 5557152112261.

It is not a de Polignac number, because 1622112517555 - 2¹⁹ = 1622111993267 is a prime.

It is a super-3 number, since 3×1622112517555³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70395726 + ... + 70418764.

It is an arithmetic number, because the mean of its divisors is an integer number (121841452800).

Almost surely, 2^{1622112517555} is an apocalyptic number.

1622112517555 is a deficient number, since it is larger than the sum of its proper divisors (327350727245).

1622112517555 is a wasteful number, since it uses less digits than its factorization.

1622112517555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43614.

The product of its digits is 210000, while the sum is 43.

The spelling of 1622112517555 in words is "one trillion, six hundred twenty-two billion, one hundred twelve million, five hundred seventeen thousand, five hundred fifty-five".