79133628250 has 32 divisors (see below), whose sum is σ = 148171302864. Its totient is φ = 31646368000.

The previous prime is 79133628247. The next prime is 79133628269. The reversal of 79133628250 is 5282633197.

It is a Cunningham number, because it is equal to 281307²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 9805158441 + 69328469809 = 99021^2 + 263303^2 .

It is a super-2 number, since 2×79133628250² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 79133628250.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1165230 + ... + 1231270.

Almost surely, 2^79133628250 is an apocalyptic number.

79133628250 is a deficient number, since it is larger than the sum of its proper divisors (69037674614).

79133628250 is a wasteful number, since it uses less digits than its factorization.

79133628250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70851 (or 70841 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 79133628250 in words is "seventy-nine billion, one hundred thirty-three million, six hundred twenty-eight thousand, two hundred fifty".