746666167621 has 8 divisors (see below), whose sum is σ = 814699800288. Its totient is φ = 678658350000.

The previous prime is 746666167537. The next prime is 746666167651. The reversal of 746666167621 is 126761666647.

746666167621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 746666167621 - 2¹¹ = 746666165573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746666167651) 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, 6393255 + ... + 6508996.

It is an arithmetic number, because the mean of its divisors is an integer number (101837475036).

Almost surely, 2^746666167621 is an apocalyptic number.

It is an amenable number.

746666167621 is a deficient number, since it is larger than the sum of its proper divisors (68033632667).

746666167621 is a wasteful number, since it uses less digits than its factorization.

746666167621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12907523.

The product of its digits is 18289152, while the sum is 58.

The spelling of 746666167621 in words is "seven hundred forty-six billion, six hundred sixty-six million, one hundred sixty-seven thousand, six hundred twenty-one".