72323020310062 has 4 divisors (see below), whose sum is σ = 108484530465096. Its totient is φ = 36161510155030.

The previous prime is 72323020310039. The next prime is 72323020310063. The reversal of 72323020310062 is 26001302032327.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72323020310063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18080755077514 + ... + 18080755077517.

It is an arithmetic number, because the mean of its divisors is an integer number (27121132616274).

Almost surely, 2^{72323020310062} is an apocalyptic number.

72323020310062 is a deficient number, since it is larger than the sum of its proper divisors (36161510155034).

72323020310062 is a wasteful number, since it uses less digits than its factorization.

72323020310062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36161510155033.

The product of its (nonzero) digits is 18144, while the sum is 31.

Adding to 72323020310062 its reverse (26001302032327), we get a palindrome (98324322342389).

The spelling of 72323020310062 in words is "seventy-two trillion, three hundred twenty-three billion, twenty million, three hundred ten thousand, sixty-two".