100726252168 has 32 divisors (see below), whose sum is σ = 191583135360. Its totient is φ = 49637871360.

The previous prime is 100726252157. The next prime is 100726252177. The reversal of 100726252168 is 861252627001.

It is a self number, because there is not a number n which added to its sum of digits gives 100726252168.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1855021 + ... + 1908547.

It is an arithmetic number, because the mean of its divisors is an integer number (5986972980).

Almost surely, 2^100726252168 is an apocalyptic number.

It is an amenable number.

100726252168 is a deficient number, since it is larger than the sum of its proper divisors (90856883192).

100726252168 is a wasteful number, since it uses less digits than its factorization.

100726252168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56917 (or 56913 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

Adding to 100726252168 its reverse (861252627001), we get a palindrome (961978879169).

The spelling of 100726252168 in words is "one hundred billion, seven hundred twenty-six million, two hundred fifty-two thousand, one hundred sixty-eight".