68028241477 has 8 divisors (see below), whose sum is σ = 79847820416. Its totient is φ = 56733977232.

The previous prime is 68028241427. The next prime is 68028241483. The reversal of 68028241477 is 77414282086.

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

It is not a de Polignac number, because 68028241477 - 2¹¹ = 68028239429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68028241477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68028241427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131328393 + ... + 131328910.

It is an arithmetic number, because the mean of its divisors is an integer number (9980977552).

Almost surely, 2^68028241477 is an apocalyptic number.

It is an amenable number.

68028241477 is a deficient number, since it is larger than the sum of its proper divisors (11819578939).

68028241477 is a wasteful number, since it uses less digits than its factorization.

68028241477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262657347.

The product of its (nonzero) digits is 1204224, while the sum is 49.

The spelling of 68028241477 in words is "sixty-eight billion, twenty-eight million, two hundred forty-one thousand, four hundred seventy-seven".