68937667514 has 4 divisors (see below), whose sum is σ = 103406501274. Its totient is φ = 34468833756.

The previous prime is 68937667427. The next prime is 68937667543. The reversal of 68937667514 is 41576673986.

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., 54641400025 + 14296267489 = 233755^2 + 119567^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17234416877 + ... + 17234416880.

Almost surely, 2^68937667514 is an apocalyptic number.

68937667514 is a deficient number, since it is larger than the sum of its proper divisors (34468833760).

68937667514 is a wasteful number, since it uses less digits than its factorization.

68937667514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34468833759.

The product of its digits is 45722880, while the sum is 62.

The spelling of 68937667514 in words is "sixty-eight billion, nine hundred thirty-seven million, six hundred sixty-seven thousand, five hundred fourteen".