73304487427 has 4 divisors (see below), whose sum is σ = 73309015000. Its totient is φ = 73299959856.

The previous prime is 73304487413. The next prime is 73304487469. The reversal of 73304487427 is 72478440337.

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 73304487427 - 2⁷ = 73304487299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73304487127) 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, 2239413 + ... + 2271910.

It is an arithmetic number, because the mean of its divisors is an integer number (18327253750).

Almost surely, 2^73304487427 is an apocalyptic number.

73304487427 is a deficient number, since it is larger than the sum of its proper divisors (4527573).

73304487427 is a wasteful number, since it uses less digits than its factorization.

73304487427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4527572.

The product of its (nonzero) digits is 3161088, while the sum is 49.

The spelling of 73304487427 in words is "seventy-three billion, three hundred four million, four hundred eighty-seven thousand, four hundred twenty-seven".