45494680129 has 4 divisors (see below), whose sum is σ = 45498078340. Its totient is φ = 45491281920.

The previous prime is 45494680081. The next prime is 45494680139. The reversal of 45494680129 is 92108649454.

45494680129 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 can be written as a sum of positive squares in 2 ways, for example, as 16073168400 + 29421511729 = 126780^2 + 171527^2 .

It is a cyclic number.

It is not a de Polignac number, because 45494680129 - 2⁹ = 45494679617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45494680139) 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, 1678944 + ... + 1705825.

It is an arithmetic number, because the mean of its divisors is an integer number (11374519585).

Almost surely, 2^45494680129 is an apocalyptic number.

It is an amenable number.

45494680129 is a deficient number, since it is larger than the sum of its proper divisors (3398211).

45494680129 is a wasteful number, since it uses less digits than its factorization.

45494680129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398210.

The product of its (nonzero) digits is 2488320, while the sum is 52.

The spelling of 45494680129 in words is "forty-five billion, four hundred ninety-four million, six hundred eighty thousand, one hundred twenty-nine".