746221065747 has 4 divisors (see below), whose sum is σ = 994961421000. Its totient is φ = 497480710496.

The previous prime is 746221065673. The next prime is 746221065767. The reversal of 746221065747 is 747560122647.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 746221065747 - 2²⁰ = 746220017171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 746221065747.

It is not an unprimeable number, because it can be changed into a prime (746221065767) 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, 124370177622 + ... + 124370177627.

It is an arithmetic number, because the mean of its divisors is an integer number (248740355250).

Almost surely, 2^746221065747 is an apocalyptic number.

746221065747 is a deficient number, since it is larger than the sum of its proper divisors (248740355253).

746221065747 is a wasteful number, since it uses less digits than its factorization.

746221065747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248740355252.

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 746221065747 in words is "seven hundred forty-six billion, two hundred twenty-one million, sixty-five thousand, seven hundred forty-seven".