53324501999 has 4 divisors (see below), whose sum is σ = 55163277960. Its totient is φ = 51485726040.

The previous prime is 53324501983. The next prime is 53324502001. The reversal of 53324501999 is 99910542335.

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

It is a cyclic number.

It is not a de Polignac number, because 53324501999 - 2⁴ = 53324501983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53324501929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 919387937 + ... + 919387994.

It is an arithmetic number, because the mean of its divisors is an integer number (13790819490).

Almost surely, 2^53324501999 is an apocalyptic number.

53324501999 is a deficient number, since it is larger than the sum of its proper divisors (1838775961).

53324501999 is a wasteful number, since it uses less digits than its factorization.

53324501999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838775960.

The product of its (nonzero) digits is 1312200, while the sum is 50.

The spelling of 53324501999 in words is "fifty-three billion, three hundred twenty-four million, five hundred one thousand, nine hundred ninety-nine".