55205032045 has 16 divisors (see below), whose sum is σ = 66359099520. Its totient is φ = 44088715584.

The previous prime is 55205032039. The next prime is 55205032049. The reversal of 55205032045 is 54023050255.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 55205032045 - 2²¹ = 55202934893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55205031998 and 55205032016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55205032049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14288784 + ... + 14292646.

It is an arithmetic number, because the mean of its divisors is an integer number (4147443720).

Almost surely, 2^55205032045 is an apocalyptic number.

It is an amenable number.

55205032045 is a deficient number, since it is larger than the sum of its proper divisors (11154067475).

55205032045 is a wasteful number, since it uses less digits than its factorization.

55205032045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8004.

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 55205032045 in words is "fifty-five billion, two hundred five million, thirty-two thousand, forty-five".