68074154002 has 4 divisors (see below), whose sum is σ = 102111231006. Its totient is φ = 34037077000.

The previous prime is 68074153999. The next prime is 68074154011. The reversal of 68074154002 is 20045147086.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 34793813961 + 33280340041 = 186531^2 + 182429^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17018538499 + ... + 17018538502.

Almost surely, 2^68074154002 is an apocalyptic number.

68074154002 is a deficient number, since it is larger than the sum of its proper divisors (34037077004).

68074154002 is a wasteful number, since it uses less digits than its factorization.

68074154002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34037077003.

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 68074154002 in words is "sixty-eight billion, seventy-four million, one hundred fifty-four thousand, two".