45511550253 has 24 divisors (see below), whose sum is σ = 70849658880. Its totient is φ = 27985779360.

The previous prime is 45511550191. The next prime is 45511550291. The reversal of 45511550253 is 35205511554.

45511550253 is a `hidden beast` number, since 4 + 5 + 51 + 1 + 550 + 2 + 53 = 666.

It is not a de Polignac number, because 45511550253 - 2¹⁰ = 45511549229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45511550353) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 6868 + ... + 301778.

It is an arithmetic number, because the mean of its divisors is an integer number (2952069120).

Almost surely, 2^45511550253 is an apocalyptic number.

It is an amenable number.

45511550253 is a deficient number, since it is larger than the sum of its proper divisors (25338108627).

45511550253 is a wasteful number, since it uses less digits than its factorization.

45511550253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296249 (or 296246 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The spelling of 45511550253 in words is "forty-five billion, five hundred eleven million, five hundred fifty thousand, two hundred fifty-three".