45649494655 has 16 divisors (see below), whose sum is σ = 55042441920. Its totient is φ = 36344611072.

The previous prime is 45649494643. The next prime is 45649494679. The reversal of 45649494655 is 55649494654.

It is a cyclic number.

It is not a de Polignac number, because 45649494655 - 2¹⁷ = 45649363583 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45649494593 and 45649494602.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 954606 + ... + 1001284.

It is an arithmetic number, because the mean of its divisors is an integer number (3440152620).

Almost surely, 2^45649494655 is an apocalyptic number.

45649494655 is a deficient number, since it is larger than the sum of its proper divisors (9392947265).

45649494655 is a wasteful number, since it uses less digits than its factorization.

45649494655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47618.

The product of its digits is 93312000, while the sum is 61.

Subtracting 45649494655 from its reverse (55649494654), we obtain a palindrome (9999999999).

The spelling of 45649494655 in words is "forty-five billion, six hundred forty-nine million, four hundred ninety-four thousand, six hundred fifty-five".