736674066997 has 4 divisors (see below), whose sum is σ = 803644436736. Its totient is φ = 669703697260.

The previous prime is 736674066977. The next prime is 736674067007. The reversal of 736674066997 is 799660476637.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-736674066997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (736674066977) 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, 33485184853 + ... + 33485184874.

It is an arithmetic number, because the mean of its divisors is an integer number (200911109184).

Almost surely, 2^736674066997 is an apocalyptic number.

It is an amenable number.

736674066997 is a deficient number, since it is larger than the sum of its proper divisors (66970369739).

736674066997 is a wasteful number, since it uses less digits than its factorization.

736674066997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66970369738.

The product of its (nonzero) digits is 432081216, while the sum is 70.

The spelling of 736674066997 in words is "seven hundred thirty-six billion, six hundred seventy-four million, sixty-six thousand, nine hundred ninety-seven".