72323541570607 has 4 divisors (see below), whose sum is σ = 72323562079600. Its totient is φ = 72323521061616.

The previous prime is 72323541570593. The next prime is 72323541570619. The reversal of 72323541570607 is 70607514532327.

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 72323541570607 - 2¹¹ = 72323541568559 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 (72323341570607) 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, 3467523 + ... + 12516820.

It is an arithmetic number, because the mean of its divisors is an integer number (18080890519900).

Almost surely, 2^{72323541570607} is an apocalyptic number.

72323541570607 is a deficient number, since it is larger than the sum of its proper divisors (20508993).

72323541570607 is a wasteful number, since it uses less digits than its factorization.

72323541570607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20508992.

The product of its (nonzero) digits is 7408800, while the sum is 52.

The spelling of 72323541570607 in words is "seventy-two trillion, three hundred twenty-three billion, five hundred forty-one million, five hundred seventy thousand, six hundred seven".