46543320381 has 4 divisors (see below), whose sum is σ = 62057760512. Its totient is φ = 31028880252.

The previous prime is 46543320367. The next prime is 46543320389. The reversal of 46543320381 is 18302334564.

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 not a de Polignac number, because 46543320381 - 2¹¹ = 46543318333 is a prime.

It is a super-2 number, since 2×46543320381² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46543320389) 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, 7757220061 + ... + 7757220066.

It is an arithmetic number, because the mean of its divisors is an integer number (15514440128).

Almost surely, 2^46543320381 is an apocalyptic number.

It is an amenable number.

46543320381 is a deficient number, since it is larger than the sum of its proper divisors (15514440131).

46543320381 is a wasteful number, since it uses less digits than its factorization.

46543320381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15514440130.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 46543320381 in words is "forty-six billion, five hundred forty-three million, three hundred twenty thousand, three hundred eighty-one".