68440701038 has 8 divisors (see below), whose sum is σ = 104401069560. Its totient is φ = 33640344520.

The previous prime is 68440700981. The next prime is 68440701041. The reversal of 68440701038 is 83010704486.

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

It is a junction number, because it is equal to n+sod(n) for n = 68440700986 and 68440701004.

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, 290002853 + ... + 290003088.

It is an arithmetic number, because the mean of its divisors is an integer number (13050133695).

Almost surely, 2^68440701038 is an apocalyptic number.

68440701038 is a deficient number, since it is larger than the sum of its proper divisors (35960368522).

68440701038 is a wasteful number, since it uses less digits than its factorization.

68440701038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580006002.

The product of its (nonzero) digits is 129024, while the sum is 41.

The spelling of 68440701038 in words is "sixty-eight billion, four hundred forty million, seven hundred one thousand, thirty-eight".