746978036336 has 80 divisors (see below), whose sum is σ = 1696218101760. Its totient is φ = 311983695360.

The previous prime is 746978036237. The next prime is 746978036351. The reversal of 746978036336 is 633630879647.

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, 4131545 + ... + 4308551.

It is an arithmetic number, because the mean of its divisors is an integer number (21202726272).

Almost surely, 2^746978036336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 746978036336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (848109050880).

746978036336 is an abundant number, since it is smaller than the sum of its proper divisors (949240065424).

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

746978036336 is a wasteful number, since it uses less digits than its factorization.

746978036336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177982 (or 177976 counting only the distinct ones).

The product of its (nonzero) digits is 82301184, while the sum is 62.

The spelling of 746978036336 in words is "seven hundred forty-six billion, nine hundred seventy-eight million, thirty-six thousand, three hundred thirty-six".