746915656647 has 8 divisors (see below), whose sum is σ = 996465545344. Its totient is φ = 497654769528.

The previous prime is 746915656639. The next prime is 746915656703. The reversal of 746915656647 is 746656519647.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 746915656647 - 2³ = 746915656639 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 (746915656847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72244363 + ... + 72254700.

It is an arithmetic number, because the mean of its divisors is an integer number (124558193168).

Almost surely, 2^746915656647 is an apocalyptic number.

746915656647 is a deficient number, since it is larger than the sum of its proper divisors (249549888697).

746915656647 is a wasteful number, since it uses less digits than its factorization.

746915656647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144500789.

The product of its digits is 228614400, while the sum is 66.

The spelling of 746915656647 in words is "seven hundred forty-six billion, nine hundred fifteen million, six hundred fifty-six thousand, six hundred forty-seven".