747612107056 has 60 divisors (see below), whose sum is σ = 1540593839632. Its totient is φ = 351388191744.

The previous prime is 747612107029. The next prime is 747612107101. The reversal of 747612107056 is 650701216747.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 747612106997 and 747612107015.

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 11 ways as a sum of consecutive naturals, for example, 3707326 + ... + 3903778.

Almost surely, 2^747612107056 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 747612107056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (770296919816).

747612107056 is an abundant number, since it is smaller than the sum of its proper divisors (792981732576).

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

747612107056 is a wasteful number, since it uses less digits than its factorization.

747612107056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197318 (or 197295 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 46.

The spelling of 747612107056 in words is "seven hundred forty-seven billion, six hundred twelve million, one hundred seven thousand, fifty-six".