72302423473 has 8 divisors (see below), whose sum is σ = 83483211392. Its totient is φ = 61334603136.

The previous prime is 72302423449. The next prime is 72302423497. The reversal of 72302423473 is 37432420327.

It is an interprime number because it is at equal distance from previous prime (72302423449) and next prime (72302423497).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72302423473 - 2¹³ = 72302415281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72302423773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53241165 + ... + 53242522.

It is an arithmetic number, because the mean of its divisors is an integer number (10435401424).

Almost surely, 2^72302423473 is an apocalyptic number.

It is an amenable number.

72302423473 is a deficient number, since it is larger than the sum of its proper divisors (11180787919).

72302423473 is a wasteful number, since it uses less digits than its factorization.

72302423473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106483791.

The product of its (nonzero) digits is 169344, while the sum is 37.

The spelling of 72302423473 in words is "seventy-two billion, three hundred two million, four hundred twenty-three thousand, four hundred seventy-three".