716578061 has 4 divisors (see below), whose sum is σ = 716820000. Its totient is φ = 716336124.

The previous prime is 716578021. The next prime is 716578117. The reversal of 716578061 is 160875617.

716578061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716578061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716578021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116471 + ... + 122468.

It is an arithmetic number, because the mean of its divisors is an integer number (179205000).

Almost surely, 2^716578061 is an apocalyptic number.

It is an amenable number.

716578061 is a deficient number, since it is larger than the sum of its proper divisors (241939).

716578061 is a wasteful number, since it uses less digits than its factorization.

716578061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241938.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 716578061 is about 26768.9757181705. The cubic root of 716578061 is about 894.8587777968.

The spelling of 716578061 in words is "seven hundred sixteen million, five hundred seventy-eight thousand, sixty-one".