68249117110 has 32 divisors (see below), whose sum is σ = 126172870560. Its totient is φ = 26565600768.

The previous prime is 68249117087. The next prime is 68249117117. The reversal of 68249117110 is 1171194286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68249117117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179347 + ... + 410686.

It is an arithmetic number, because the mean of its divisors is an integer number (3942902205).

Almost surely, 2^68249117110 is an apocalyptic number.

68249117110 is a deficient number, since it is larger than the sum of its proper divisors (57923753450).

68249117110 is a wasteful number, since it uses less digits than its factorization.

68249117110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590352.

The product of its (nonzero) digits is 24192, while the sum is 40.

The spelling of 68249117110 in words is "sixty-eight billion, two hundred forty-nine million, one hundred seventeen thousand, one hundred ten".