68385277458 has 64 divisors (see below), whose sum is σ = 152822883840. Its totient is φ = 22667040000.

The previous prime is 68385277453. The next prime is 68385277463. The reversal of 68385277458 is 85477258386.

68385277458 is a `hidden beast` number, since 6 + 8 + 38 + 527 + 74 + 5 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (68385277453) and next prime (68385277463).

It is a junction number, because it is equal to n+sod(n) for n = 68385277395 and 68385277404.

It is not an unprimeable number, because it can be changed into a prime (68385277453) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9770016 + ... + 9777012.

It is an arithmetic number, because the mean of its divisors is an integer number (2387857560).

Almost surely, 2^68385277458 is an apocalyptic number.

68385277458 is an abundant number, since it is smaller than the sum of its proper divisors (84437606382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68385277458 is a wasteful number, since it uses less digits than its factorization.

68385277458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8000 (or 7994 counting only the distinct ones).

The product of its digits is 90316800, while the sum is 63.

The spelling of 68385277458 in words is "sixty-eight billion, three hundred eighty-five million, two hundred seventy-seven thousand, four hundred fifty-eight".