747277989120 has 576 divisors, whose sum is σ = 3006122246400. Its totient is φ = 174262026240.

The previous prime is 747277989113. The next prime is 747277989149. The reversal of 747277989120 is 21989772747.

747277989120 is a `hidden beast` number, since 7 + 472 + 7 + 79 + 8 + 91 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8492550 + ... + 8580090.

Almost surely, 2^747277989120 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 747277989120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1503061123200).

747277989120 is an abundant number, since it is smaller than the sum of its proper divisors (2258844257280).

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

747277989120 is a wasteful number, since it uses less digits than its factorization.

747277989120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87603 (or 87583 counting only the distinct ones).

The product of its (nonzero) digits is 24893568, while the sum is 63.

The spelling of 747277989120 in words is "seven hundred forty-seven billion, two hundred seventy-seven million, nine hundred eighty-nine thousand, one hundred twenty".