68242535252 has 12 divisors (see below), whose sum is σ = 119428309056. Its totient is φ = 34120161240.

The previous prime is 68242535237. The next prime is 68242535269. The reversal of 68242535252 is 25253524286.

It is a congruent number.

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, 129074 + ... + 391337.

It is an arithmetic number, because the mean of its divisors is an integer number (9952359088).

Almost surely, 2^68242535252 is an apocalyptic number.

It is an amenable number.

68242535252 is a deficient number, since it is larger than the sum of its proper divisors (51185773804).

68242535252 is a wasteful number, since it uses less digits than its factorization.

68242535252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553198 (or 553196 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 44.

The spelling of 68242535252 in words is "sixty-eight billion, two hundred forty-two million, five hundred thirty-five thousand, two hundred fifty-two".