73325901823 has 4 divisors (see below), whose sum is σ = 73326443400. Its totient is φ = 73325360248.

The previous prime is 73325901811. The next prime is 73325901853. The reversal of 73325901823 is 32810952337.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 32810952337 = 120049 ⋅273313.

It is a cyclic number.

It is not a de Polignac number, because 73325901823 - 2²⁵ = 73292347391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73325901823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73325901853) 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, 134661 + ... + 405937.

It is an arithmetic number, because the mean of its divisors is an integer number (18331610850).

Almost surely, 2^73325901823 is an apocalyptic number.

73325901823 is a deficient number, since it is larger than the sum of its proper divisors (541577).

73325901823 is a wasteful number, since it uses less digits than its factorization.

73325901823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541576.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 73325901823 in words is "seventy-three billion, three hundred twenty-five million, nine hundred one thousand, eight hundred twenty-three".