716123456 has 28 divisors (see below), whose sum is σ = 1459469268. Its totient is φ = 348383232.

The previous prime is 716123449. The next prime is 716123479. The reversal of 716123456 is 654321617.

It can be written as a sum of positive squares in 2 ways, for example, as 556960000 + 159163456 = 23600^2 + 12616^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148841 + ... + 153576.

Almost surely, 2^716123456 is an apocalyptic number.

It is an amenable number.

716123456 is an abundant number, since it is smaller than the sum of its proper divisors (743345812).

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

716123456 is a wasteful number, since it uses less digits than its factorization.

716123456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302466 (or 302456 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The square root of 716123456 is about 26760.4831047573. The cubic root of 716123456 is about 894.6695016826.

The spelling of 716123456 in words is "seven hundred sixteen million, one hundred twenty-three thousand, four hundred fifty-six".