47268684352649 has 4 divisors (see below), whose sum is σ = 47278633564800. Its totient is φ = 47258735140500.

The previous prime is 47268684352619. The next prime is 47268684352661. The reversal of 47268684352649 is 94625348686274.

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-47268684352649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47268684352619) 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, 4974598949 + ... + 4974608450.

It is an arithmetic number, because the mean of its divisors is an integer number (11819658391200).

Almost surely, 2^{47268684352649} is an apocalyptic number.

It is an amenable number.

47268684352649 is a deficient number, since it is larger than the sum of its proper divisors (9949212151).

47268684352649 is an equidigital number, since it uses as much as digits as its factorization.

47268684352649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9949212150.

The product of its digits is 3344302080, while the sum is 74.

The spelling of 47268684352649 in words is "forty-seven trillion, two hundred sixty-eight billion, six hundred eighty-four million, three hundred fifty-two thousand, six hundred forty-nine".