46581449147 has 4 divisors (see below), whose sum is σ = 46587087960. Its totient is φ = 46575810336.

The previous prime is 46581449107. The next prime is 46581449197. The reversal of 46581449147 is 74194418564.

46581449147 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 is a cyclic number.

It is not a de Polignac number, because 46581449147 - 2⁸ = 46581448891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46581449107) 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, 2806997 + ... + 2823542.

It is an arithmetic number, because the mean of its divisors is an integer number (11646771990).

Almost surely, 2^46581449147 is an apocalyptic number.

46581449147 is a deficient number, since it is larger than the sum of its proper divisors (5638813).

46581449147 is an equidigital number, since it uses as much as digits as its factorization.

46581449147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5638812.

The product of its digits is 3870720, while the sum is 53.

The spelling of 46581449147 in words is "forty-six billion, five hundred eighty-one million, four hundred forty-nine thousand, one hundred forty-seven".