4661974693 has 4 divisors (see below), whose sum is σ = 4662269568. Its totient is φ = 4661679820.

The previous prime is 4661974679. The next prime is 4661974777. The reversal of 4661974693 is 3964791664.

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-4661974693 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 (4661974193) 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, 122293 + ... + 155818.

It is an arithmetic number, because the mean of its divisors is an integer number (1165567392).

Almost surely, 2^4661974693 is an apocalyptic number.

It is an amenable number.

4661974693 is a deficient number, since it is larger than the sum of its proper divisors (294875).

4661974693 is a wasteful number, since it uses less digits than its factorization.

4661974693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294874.

The product of its digits is 5878656, while the sum is 55.

The square root of 4661974693 is about 68278.6547392375. The cubic root of 4661974693 is about 1670.5390699983.

The spelling of 4661974693 in words is "four billion, six hundred sixty-one million, nine hundred seventy-four thousand, six hundred ninety-three".