46591866949 has 4 divisors (see below), whose sum is σ = 46636971436. Its totient is φ = 46546762464.

The previous prime is 46591866943. The next prime is 46591866953. The reversal of 46591866949 is 94966819564.

46591866949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26119408225 + 20472458724 = 161615^2 + 143082^2 .

It is a cyclic number.

It is not a de Polignac number, because 46591866949 - 2⁷ = 46591866821 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 (46591866943) 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, 22550694 + ... + 22552759.

It is an arithmetic number, because the mean of its divisors is an integer number (11659242859).

Almost surely, 2^46591866949 is an apocalyptic number.

It is an amenable number.

46591866949 is a deficient number, since it is larger than the sum of its proper divisors (45104487).

46591866949 is a wasteful number, since it uses less digits than its factorization.

46591866949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45104486.

The product of its digits is 100776960, while the sum is 67.

The spelling of 46591866949 in words is "forty-six billion, five hundred ninety-one million, eight hundred sixty-six thousand, nine hundred forty-nine".