1627717312655 has 64 divisors (see below), whose sum is σ = 2573804160000. Its totient is φ = 960886499328.

The previous prime is 1627717312633. The next prime is 1627717312667. The reversal of 1627717312655 is 5562137177261.

It is not a de Polignac number, because 1627717312655 - 2²² = 1627713118351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1627717312597 and 1627717312606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2154605 + ... + 2810294.

It is an arithmetic number, because the mean of its divisors is an integer number (40215690000).

Almost surely, 2^{1627717312655} is an apocalyptic number.

1627717312655 is a deficient number, since it is larger than the sum of its proper divisors (946086847345).

1627717312655 is a wasteful number, since it uses less digits than its factorization.

1627717312655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4964976.

The product of its digits is 3704400, while the sum is 53.

The spelling of 1627717312655 in words is "one trillion, six hundred twenty-seven billion, seven hundred seventeen million, three hundred twelve thousand, six hundred fifty-five".