731148625560 has 192 divisors, whose sum is σ = 2334900337920. Its totient is φ = 183122933760.

The previous prime is 731148625549. The next prime is 731148625561. The reversal of 731148625560 is 65526841137.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (731148625561) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16867515 + ... + 16910805.

It is an arithmetic number, because the mean of its divisors is an integer number (12160939260).

Almost surely, 2^731148625560 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 731148625560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1167450168960).

731148625560 is an abundant number, since it is smaller than the sum of its proper divisors (1603751712360).

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

731148625560 is a wasteful number, since it uses less digits than its factorization.

731148625560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43826 (or 43805 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 731148625560 in words is "seven hundred thirty-one billion, one hundred forty-eight million, six hundred twenty-five thousand, five hundred sixty".