72523584242 has 16 divisors (see below), whose sum is σ = 111246970752. Its totient is φ = 35446310640.

The previous prime is 72523584241. The next prime is 72523584277. The reversal of 72523584242 is 24248532527.

It is a junction number, because it is equal to n+sod(n) for n = 72523584193 and 72523584202.

It is not an unprimeable number, because it can be changed into a prime (72523584241) 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, 1233608 + ... + 1291059.

It is an arithmetic number, because the mean of its divisors is an integer number (6952935672).

Almost surely, 2^72523584242 is an apocalyptic number.

72523584242 is a deficient number, since it is larger than the sum of its proper divisors (38723386510).

72523584242 is a wasteful number, since it uses less digits than its factorization.

72523584242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524993.

The product of its digits is 1075200, while the sum is 44.

The spelling of 72523584242 in words is "seventy-two billion, five hundred twenty-three million, five hundred eighty-four thousand, two hundred forty-two".