617420456384 has 14 divisors (see below), whose sum is σ = 1225193718264. Its totient is φ = 308710228160.

The previous prime is 617420456381. The next prime is 617420456399. The reversal of 617420456384 is 483654024716.

It is a super-2 number, since 2×617420456384² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617420456381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4823597252 + ... + 4823597379.

Almost surely, 2^617420456384 is an apocalyptic number.

617420456384 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

617420456384 is a deficient number, since it is larger than the sum of its proper divisors (607773261880).

617420456384 is an equidigital number, since it uses as much as digits as its factorization.

617420456384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9647194643 (or 9647194633 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 617420456384 in words is "six hundred seventeen billion, four hundred twenty million, four hundred fifty-six thousand, three hundred eighty-four".