715978274760 has 320 divisors, whose sum is σ = 2770064035200. Its totient is φ = 162474107904.

The previous prime is 715978274743. The next prime is 715978274777. The reversal of 715978274760 is 67472879517.

715978274760 is a `hidden beast` number, since 7 + 159 + 7 + 8 + 2 + 7 + 476 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (715978274743) and next prime (715978274777).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3038964 + ... + 3266076.

It is an arithmetic number, because the mean of its divisors is an integer number (8656450110).

Almost surely, 2^715978274760 is an apocalyptic number.

715978274760 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 715978274760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1385032017600).

715978274760 is an abundant number, since it is smaller than the sum of its proper divisors (2054085760440).

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

715978274760 is a wasteful number, since it uses less digits than its factorization.

715978274760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227282 (or 227269 counting only the distinct ones).

The product of its (nonzero) digits is 41489280, while the sum is 63.

The spelling of 715978274760 in words is "seven hundred fifteen billion, nine hundred seventy-eight million, two hundred seventy-four thousand, seven hundred sixty".