45549209626 has 8 divisors (see below), whose sum is σ = 68454955764. Its totient is φ = 22730891040.

The previous prime is 45549209611. The next prime is 45549209639. The reversal of 45549209626 is 62690294554.

It can be written as a sum of positive squares in 2 ways, for example, as 36628218225 + 8920991401 = 191385^2 + 94451^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21855585 + ... + 21857668.

Almost surely, 2^45549209626 is an apocalyptic number.

45549209626 is a deficient number, since it is larger than the sum of its proper divisors (22905746138).

45549209626 is a wasteful number, since it uses less digits than its factorization.

45549209626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43713776.

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 45549209626 in words is "forty-five billion, five hundred forty-nine million, two hundred nine thousand, six hundred twenty-six".