746345543647 has 8 divisors (see below), whose sum is σ = 814205140560. Its totient is φ = 678487613760.

The previous prime is 746345543633. The next prime is 746345543689.

It is a happy number.

746345543647 is nontrivially palindromic in base 10.

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

It is a de Polignac number, because none of the positive numbers 2^k-746345543647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 746345543591 and 746345543600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746345543347) 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, 634729 + ... + 1376797.

It is an arithmetic number, because the mean of its divisors is an integer number (101775642570).

Almost surely, 2^746345543647 is an apocalyptic number.

746345543647 is a deficient number, since it is larger than the sum of its proper divisors (67859596913).

746345543647 is a wasteful number, since it uses less digits than its factorization.

746345543647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833513.

The product of its digits is 101606400, while the sum is 58.

The spelling of 746345543647 in words is "seven hundred forty-six billion, three hundred forty-five million, five hundred forty-three thousand, six hundred forty-seven".