748171734720 has 112 divisors (see below), whose sum is σ = 2378520637920. Its totient is φ = 199254163456.

The previous prime is 748171734707. The next prime is 748171734787. The reversal of 748171734720 is 27437171847.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237976 + ... + 1246184.

It is an arithmetic number, because the mean of its divisors is an integer number (21236791410).

Almost surely, 2^748171734720 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 748171734720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1189260318960).

748171734720 is an abundant number, since it is smaller than the sum of its proper divisors (1630348903200).

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

748171734720 is a wasteful number, since it uses less digits than its factorization.

748171734720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009002 (or 1008992 counting only the distinct ones).

The product of its (nonzero) digits is 1843968, while the sum is 51.

The spelling of 748171734720 in words is "seven hundred forty-eight billion, one hundred seventy-one million, seven hundred thirty-four thousand, seven hundred twenty".