356674473693 has 6 divisors (see below), whose sum is σ = 515196462014. Its totient is φ = 237782982456.

The previous prime is 356674473689. The next prime is 356674473697. The reversal of 356674473693 is 396374476653.

356674473693 is a `hidden beast` number, since 3 + 5 + 6 + 6 + 74 + 473 + 6 + 93 = 666.

It is an interprime number because it is at equal distance from previous prime (356674473689) and next prime (356674473697).

It can be written as a sum of positive squares in only one way, i.e., 356674117284 + 356409 = 597222^2 + 597^2 .

It is not a de Polignac number, because 356674473693 - 2² = 356674473689 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 356674473693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (356674473697) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19815248530 + ... + 19815248547.

Almost surely, 2^356674473693 is an apocalyptic number.

It is an amenable number.

356674473693 is a deficient number, since it is larger than the sum of its proper divisors (158521988321).

356674473693 is a wasteful number, since it uses less digits than its factorization.

356674473693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39630497083 (or 39630497080 counting only the distinct ones).

The product of its digits is 205752960, while the sum is 63.

The spelling of 356674473693 in words is "three hundred fifty-six billion, six hundred seventy-four million, four hundred seventy-three thousand, six hundred ninety-three".