45338850129 has 4 divisors (see below), whose sum is σ = 60451800176. Its totient is φ = 30225900084.

The previous prime is 45338850127. The next prime is 45338850191. The reversal of 45338850129 is 92105883354.

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 45338850129 - 2¹ = 45338850127 is a prime.

It is a super-2 number, since 2×45338850129² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45338850127) 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, 7556475019 + ... + 7556475024.

It is an arithmetic number, because the mean of its divisors is an integer number (15112950044).

Almost surely, 2^45338850129 is an apocalyptic number.

It is an amenable number.

45338850129 is a deficient number, since it is larger than the sum of its proper divisors (15112950047).

45338850129 is a wasteful number, since it uses less digits than its factorization.

45338850129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15112950046.

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 45338850129 in words is "forty-five billion, three hundred thirty-eight million, eight hundred fifty thousand, one hundred twenty-nine".