149182474569 has 24 divisors (see below), whose sum is σ = 206411949120. Its totient is φ = 95836020672.

The previous prime is 149182474561. The next prime is 149182474579. The reversal of 149182474569 is 965474281941.

It is not a de Polignac number, because 149182474569 - 2³ = 149182474561 is a prime.

It is a super-2 number, since 2×149182474569² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (149182474561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1226124 + ... + 1342290.

It is an arithmetic number, because the mean of its divisors is an integer number (8600497880).

Almost surely, 2^149182474569 is an apocalyptic number.

It is an amenable number.

149182474569 is a deficient number, since it is larger than the sum of its proper divisors (57229474551).

149182474569 is a wasteful number, since it uses less digits than its factorization.

149182474569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116737 (or 116708 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 60.

The spelling of 149182474569 in words is "one hundred forty-nine billion, one hundred eighty-two million, four hundred seventy-four thousand, five hundred sixty-nine".