72325578548 has 12 divisors (see below), whose sum is σ = 126740117280. Its totient is φ = 36114116472.

The previous prime is 72325578529. The next prime is 72325578553. The reversal of 72325578548 is 84587552327.

It is a junction number, because it is equal to n+sod(n) for n = 72325578493 and 72325578502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12164858 + ... + 12170801.

It is an arithmetic number, because the mean of its divisors is an integer number (10561676440).

Almost surely, 2^72325578548 is an apocalyptic number.

It is an amenable number.

72325578548 is a deficient number, since it is larger than the sum of its proper divisors (54414538732).

72325578548 is a wasteful number, since it uses less digits than its factorization.

72325578548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24336406 (or 24336404 counting only the distinct ones).

The product of its digits is 18816000, while the sum is 56.

The spelling of 72325578548 in words is "seventy-two billion, three hundred twenty-five million, five hundred seventy-eight thousand, five hundred forty-eight".