742327459644 has 48 divisors (see below), whose sum is σ = 1738589680800. Its totient is φ = 246516695040.

The previous prime is 742327459631. The next prime is 742327459667. The reversal of 742327459644 is 446954723247.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 3457252 + ... + 3665684.

It is an arithmetic number, because the mean of its divisors is an integer number (36220618350).

Almost surely, 2^742327459644 is an apocalyptic number.

It is an amenable number.

742327459644 is an abundant number, since it is smaller than the sum of its proper divisors (996262221156).

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

742327459644 is a wasteful number, since it uses less digits than its factorization.

742327459644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209550 (or 209548 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 57.

The spelling of 742327459644 in words is "seven hundred forty-two billion, three hundred twenty-seven million, four hundred fifty-nine thousand, six hundred forty-four".