46965993391 has 4 divisors (see below), whose sum is σ = 49437887800. Its totient is φ = 44494098984.

The previous prime is 46965993379. The next prime is 46965993409. The reversal of 46965993391 is 19339956964.

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

It is a cyclic number.

It is not a de Polignac number, because 46965993391 - 2¹⁵ = 46965960623 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 (46965993311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1235947176 + ... + 1235947213.

It is an arithmetic number, because the mean of its divisors is an integer number (12359471950).

Almost surely, 2^46965993391 is an apocalyptic number.

46965993391 is a deficient number, since it is larger than the sum of its proper divisors (2471894409).

46965993391 is a wasteful number, since it uses less digits than its factorization.

46965993391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2471894408.

The product of its digits is 42515280, while the sum is 64.

The spelling of 46965993391 in words is "forty-six billion, nine hundred sixty-five million, nine hundred ninety-three thousand, three hundred ninety-one".