746657066537 has 4 divisors (see below), whose sum is σ = 779120417280. Its totient is φ = 714193715796.

The previous prime is 746657066531. The next prime is 746657066581. The reversal of 746657066537 is 735660756647.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 746657066537 - 2²² = 746652872233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 746657066537.

It is not an unprimeable number, because it can be changed into a prime (746657066531) 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, 16231675337 + ... + 16231675382.

It is an arithmetic number, because the mean of its divisors is an integer number (194780104320).

Almost surely, 2^746657066537 is an apocalyptic number.

It is an amenable number.

746657066537 is a deficient number, since it is larger than the sum of its proper divisors (32463350743).

746657066537 is a wasteful number, since it uses less digits than its factorization.

746657066537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32463350742.

The product of its (nonzero) digits is 133358400, while the sum is 62.

The spelling of 746657066537 in words is "seven hundred forty-six billion, six hundred fifty-seven million, sixty-six thousand, five hundred thirty-seven".