716486321078 has 16 divisors (see below), whose sum is σ = 1185605560080. Its totient is φ = 322016323200.

The previous prime is 716486321063. The next prime is 716486321093. The reversal of 716486321078 is 870123684617.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (716486321063) and next prime (716486321093).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182961863 + ... + 182965778.

It is an arithmetic number, because the mean of its divisors is an integer number (74100347505).

Almost surely, 2^716486321078 is an apocalyptic number.

716486321078 is a deficient number, since it is larger than the sum of its proper divisors (469119239002).

716486321078 is a wasteful number, since it uses less digits than its factorization.

716486321078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365927743.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 716486321078 in words is "seven hundred sixteen billion, four hundred eighty-six million, three hundred twenty-one thousand, seventy-eight".