45451022553 has 12 divisors (see below), whose sum is σ = 65664368640. Its totient is φ = 30294731736.

The previous prime is 45451022497. The next prime is 45451022569. The reversal of 45451022553 is 35522015454.

45451022553 is a `hidden beast` number, since 4 + 54 + 51 + 0 + 2 + 2 + 553 = 666.

It is not a de Polignac number, because 45451022553 - 2⁸ = 45451022297 is a prime.

It is a super-2 number, since 2×45451022553² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45451022153) 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 11 ways as a sum of consecutive naturals, for example, 447201 + ... + 539342.

It is an arithmetic number, because the mean of its divisors is an integer number (5472030720).

Almost surely, 2^45451022553 is an apocalyptic number.

It is an amenable number.

45451022553 is a deficient number, since it is larger than the sum of its proper divisors (20213346087).

45451022553 is a wasteful number, since it uses less digits than its factorization.

45451022553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991668 (or 991665 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 45451022553 in words is "forty-five billion, four hundred fifty-one million, twenty-two thousand, five hundred fifty-three".