46551323881 has 4 divisors (see below), whose sum is σ = 46820406852. Its totient is φ = 46282240912.

The previous prime is 46551323849. The next prime is 46551323899. The reversal of 46551323881 is 18832315564.

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 27875641600 + 18675682281 = 166960^2 + 136659^2 .

It is a cyclic number.

It is not a de Polignac number, because 46551323881 - 2⁵ = 46551323849 is a prime.

It is a super-2 number, since 2×46551323881² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46551323081) 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, 134541226 + ... + 134541571.

It is an arithmetic number, because the mean of its divisors is an integer number (11705101713).

Almost surely, 2^46551323881 is an apocalyptic number.

It is an amenable number.

46551323881 is a deficient number, since it is larger than the sum of its proper divisors (269082971).

46551323881 is a wasteful number, since it uses less digits than its factorization.

46551323881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269082970.

The product of its digits is 691200, while the sum is 46.

The spelling of 46551323881 in words is "forty-six billion, five hundred fifty-one million, three hundred twenty-three thousand, eight hundred eighty-one".