68042924902 has 8 divisors (see below), whose sum is σ = 103018260456. Its totient is φ = 33703504752.

The previous prime is 68042924899. The next prime is 68042924903. The reversal of 68042924902 is 20942924086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68042924903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158978583 + ... + 158979010.

It is an arithmetic number, because the mean of its divisors is an integer number (12877282557).

Almost surely, 2^68042924902 is an apocalyptic number.

68042924902 is a deficient number, since it is larger than the sum of its proper divisors (34975335554).

68042924902 is a wasteful number, since it uses less digits than its factorization.

68042924902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317957702.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 68042924902 in words is "sixty-eight billion, forty-two million, nine hundred twenty-four thousand, nine hundred two".