45479054881 has 16 divisors (see below), whose sum is σ = 50807151360. Its totient is φ = 40438270080.

The previous prime is 45479054861. The next prime is 45479054903. The reversal of 45479054881 is 18845097454.

It is not a de Polignac number, because 45479054881 - 2⁵ = 45479054849 is a prime.

It is a super-2 number, since 2×45479054881² (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 (45479054851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 497935 + ... + 582148.

It is an arithmetic number, because the mean of its divisors is an integer number (3175446960).

Almost surely, 2^45479054881 is an apocalyptic number.

45479054881 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

45479054881 is a deficient number, since it is larger than the sum of its proper divisors (5328096479).

45479054881 is a wasteful number, since it uses less digits than its factorization.

45479054881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080216.

The product of its (nonzero) digits is 6451200, while the sum is 55.

The spelling of 45479054881 in words is "forty-five billion, four hundred seventy-nine million, fifty-four thousand, eight hundred eighty-one".