715606735440 has 160 divisors (see below), whose sum is σ = 2290543681536. Its totient is φ = 184624151040.

The previous prime is 715606735427. The next prime is 715606735463. The reversal of 715606735440 is 44537606517.

It is a happy number.

715606735440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 715606735440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34682407 + ... + 34703033.

Almost surely, 2^715606735440 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 715606735440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1145271840768).

715606735440 is an abundant number, since it is smaller than the sum of its proper divisors (1574936946096).

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

715606735440 is a wasteful number, since it uses less digits than its factorization.

715606735440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25337 (or 25331 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 715606735440 in words is "seven hundred fifteen billion, six hundred six million, seven hundred thirty-five thousand, four hundred forty".