746065921409 has 16 divisors (see below), whose sum is σ = 751120656000. Its totient is φ = 741031963776.

The previous prime is 746065921399. The next prime is 746065921453. The reversal of 746065921409 is 904129560647.

It is a cyclic number.

It is not a de Polignac number, because 746065921409 - 2²⁴ = 746049144193 is a prime.

It is a super-2 number, since 2×746065921409² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (746065221409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182009642 + ... + 182013740.

It is an arithmetic number, because the mean of its divisors is an integer number (46945041000).

Almost surely, 2^746065921409 is an apocalyptic number.

It is an amenable number.

746065921409 is a deficient number, since it is larger than the sum of its proper divisors (5054734591).

746065921409 is a wasteful number, since it uses less digits than its factorization.

746065921409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6344.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 746065921409 in words is "seven hundred forty-six billion, sixty-five million, nine hundred twenty-one thousand, four hundred nine".