5561063145 has 48 divisors (see below), whose sum is σ = 10547544384. Its totient is φ = 2688048000.

The previous prime is 5561063099. The next prime is 5561063147. The reversal of 5561063145 is 5413601655.

5561063145 is a `hidden beast` number, since 5 + 5 + 6 + 10 + 631 + 4 + 5 = 666.

It is not a de Polignac number, because 5561063145 - 2⁷ = 5561063017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5561063147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 146875 + ... + 180815.

It is an arithmetic number, because the mean of its divisors is an integer number (219740508).

Almost surely, 2^5561063145 is an apocalyptic number.

5561063145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5561063145 is a deficient number, since it is larger than the sum of its proper divisors (4986481239).

5561063145 is a wasteful number, since it uses less digits than its factorization.

5561063145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34294 (or 34291 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 5561063145 is about 74572.5361309376. The cubic root of 5561063145 is about 1771.6826907175.

The spelling of 5561063145 in words is "five billion, five hundred sixty-one million, sixty-three thousand, one hundred forty-five".