617267552655 has 16 divisors (see below), whose sum is σ = 1063599475680. Its totient is φ = 303885564288.

The previous prime is 617267552653. The next prime is 617267552687. The reversal of 617267552655 is 556255762716.

It is not a de Polignac number, because 617267552655 - 2¹ = 617267552653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 617267552595 and 617267552604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617267552653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1582737120 + ... + 1582737509.

It is an arithmetic number, because the mean of its divisors is an integer number (66474967230).

Almost surely, 2^617267552655 is an apocalyptic number.

617267552655 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

617267552655 is a deficient number, since it is larger than the sum of its proper divisors (446331923025).

617267552655 is a wasteful number, since it uses less digits than its factorization.

617267552655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165474650.

The product of its digits is 26460000, while the sum is 57.

The spelling of 617267552655 in words is "six hundred seventeen billion, two hundred sixty-seven million, five hundred fifty-two thousand, six hundred fifty-five".