68424851214822 has 64 divisors (see below), whose sum is σ = 138164390267904. Its totient is φ = 22590254964480.

The previous prime is 68424851214781. The next prime is 68424851214823. The reversal of 68424851214822 is 22841215842486.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68424851214823) 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, 1417490547 + ... + 1417538817.

It is an arithmetic number, because the mean of its divisors is an integer number (2158818597936).

Almost surely, 2^{68424851214822} is an apocalyptic number.

68424851214822 is an abundant number, since it is smaller than the sum of its proper divisors (69739539053082).

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

68424851214822 is a wasteful number, since it uses less digits than its factorization.

68424851214822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53853.

The product of its digits is 15728640, while the sum is 57.

The spelling of 68424851214822 in words is "sixty-eight trillion, four hundred twenty-four billion, eight hundred fifty-one million, two hundred fourteen thousand, eight hundred twenty-two".