4545642195 has 24 divisors (see below), whose sum is σ = 7929310896. Its totient is φ = 2408897088.

The previous prime is 4545642193. The next prime is 4545642217. The reversal of 4545642195 is 5912465454.

4545642195 is a `hidden beast` number, since 4 + 5 + 456 + 4 + 2 + 195 = 666.

It is not a de Polignac number, because 4545642195 - 2¹ = 4545642193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 4545642195.

It is not an unprimeable number, because it can be changed into a prime (4545642193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 314637 + ... + 328766.

It is an arithmetic number, because the mean of its divisors is an integer number (330387954).

Almost surely, 2^4545642195 is an apocalyptic number.

4545642195 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4545642195 is a deficient number, since it is larger than the sum of its proper divisors (3383668701).

4545642195 is a wasteful number, since it uses less digits than its factorization.

4545642195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643571 (or 643568 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The square root of 4545642195 is about 67421.3778782368. The cubic root of 4545642195 is about 1656.5266071399.

The spelling of 4545642195 in words is "four billion, five hundred forty-five million, six hundred forty-two thousand, one hundred ninety-five".