19164395853 has 16 divisors (see below), whose sum is σ = 28815456960. Its totient is φ = 12585572208.

The previous prime is 19164395843. The next prime is 19164395863. The reversal of 19164395853 is 35859346191.

19164395853 is a `hidden beast` number, since 1 + 9 + 16 + 43 + 9 + 585 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (19164395843) and next prime (19164395863).

It is not a de Polignac number, because 19164395853 - 2⁸ = 19164395597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19164395853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19164395813) 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, 5295150 + ... + 5298767.

It is an arithmetic number, because the mean of its divisors is an integer number (1800966060).

Almost surely, 2^19164395853 is an apocalyptic number.

It is an amenable number.

19164395853 is a deficient number, since it is larger than the sum of its proper divisors (9651061107).

19164395853 is a wasteful number, since it uses less digits than its factorization.

19164395853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10593993 (or 10593987 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 54.

It can be divided in two parts, 191643 and 95853, that added together give a cube (287496 = 66³).

The spelling of 19164395853 in words is "nineteen billion, one hundred sixty-four million, three hundred ninety-five thousand, eight hundred fifty-three".