46781949313 has 4 divisors (see below), whose sum is σ = 51034853808. Its totient is φ = 42529044820.

The previous prime is 46781949301. The next prime is 46781949329. The reversal of 46781949313 is 31394918764.

46781949313 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46781949313 - 2²⁹ = 46245078401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46781949353) 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, 2126452231 + ... + 2126452252.

It is an arithmetic number, because the mean of its divisors is an integer number (12758713452).

Almost surely, 2^46781949313 is an apocalyptic number.

It is an amenable number.

46781949313 is a deficient number, since it is larger than the sum of its proper divisors (4252904495).

46781949313 is a wasteful number, since it uses less digits than its factorization.

46781949313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4252904494.

The product of its digits is 3919104, while the sum is 55.

The spelling of 46781949313 in words is "forty-six billion, seven hundred eighty-one million, nine hundred forty-nine thousand, three hundred thirteen".