617618496 has 112 divisors (see below), whose sum is σ = 1791858240. Its totient is φ = 186193920.

The previous prime is 617618489. The next prime is 617618537. The reversal of 617618496 is 694816716.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 483010 + ... + 484286.

Almost surely, 2^617618496 is an apocalyptic number.

617618496 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 617618496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (895929120).

617618496 is an abundant number, since it is smaller than the sum of its proper divisors (1174239744).

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

617618496 is a wasteful number, since it uses less digits than its factorization.

617618496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532 (or 1522 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 617618496 is about 24851.9314339952. The cubic root of 617618496 is about 851.6087162714.

The spelling of 617618496 in words is "six hundred seventeen million, six hundred eighteen thousand, four hundred ninety-six".