79533221548 has 12 divisors (see below), whose sum is σ = 151836150312. Its totient is φ = 36151464320.

The previous prime is 79533221533. The next prime is 79533221561. The reversal of 79533221548 is 84512233597.

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, 903786565 + ... + 903786652.

It is an arithmetic number, because the mean of its divisors is an integer number (12653012526).

Almost surely, 2^79533221548 is an apocalyptic number.

It is an amenable number.

79533221548 is a deficient number, since it is larger than the sum of its proper divisors (72302928764).

79533221548 is a wasteful number, since it uses less digits than its factorization.

79533221548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807573232 (or 1807573230 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 49.

The spelling of 79533221548 in words is "seventy-nine billion, five hundred thirty-three million, two hundred twenty-one thousand, five hundred forty-eight".