53245199186 has 4 divisors (see below), whose sum is σ = 79867798782. Its totient is φ = 26622599592.

The previous prime is 53245199167. The next prime is 53245199219. The reversal of 53245199186 is 68199154235.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 49335073225 + 3910125961 = 222115^2 + 62531^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13311299795 + ... + 13311299798.

Almost surely, 2^53245199186 is an apocalyptic number.

53245199186 is a deficient number, since it is larger than the sum of its proper divisors (26622599596).

53245199186 is a wasteful number, since it uses less digits than its factorization.

53245199186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26622599595.

The product of its digits is 2332800, while the sum is 53.

The spelling of 53245199186 in words is "fifty-three billion, two hundred forty-five million, one hundred ninety-nine thousand, one hundred eighty-six".