73403624423 has 16 divisors (see below), whose sum is σ = 76438343520. Its totient is φ = 70437772800.

The previous prime is 73403624401. The next prime is 73403624429. The reversal of 73403624423 is 32442630437.

It is a cyclic number.

It is not a de Polignac number, because 73403624423 - 2¹⁰ = 73403623399 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 (73403624429) 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, 552308 + ... + 672198.

It is an arithmetic number, because the mean of its divisors is an integer number (4777396470).

Almost surely, 2^73403624423 is an apocalyptic number.

73403624423 is a deficient number, since it is larger than the sum of its proper divisors (3034719097).

73403624423 is a wasteful number, since it uses less digits than its factorization.

73403624423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120178.

The product of its (nonzero) digits is 290304, while the sum is 38.

The spelling of 73403624423 in words is "seventy-three billion, four hundred three million, six hundred twenty-four thousand, four hundred twenty-three".