68377636 has 12 divisors (see below), whose sum is σ = 120104320. Its totient is φ = 34062120.

The previous prime is 68377609. The next prime is 68377657. The reversal of 68377636 is 63677386.

It is a super-2 number, since 2×68377636² = 9351002209896992, which contains 22 as substring.

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, 30456 + ... + 32623.

Almost surely, 2^68377636 is an apocalyptic number.

It is an amenable number.

68377636 is a deficient number, since it is larger than the sum of its proper divisors (51726684).

68377636 is a wasteful number, since it uses less digits than its factorization.

68377636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63354 (or 63352 counting only the distinct ones).

The product of its digits is 762048, while the sum is 46.

The square root of 68377636 is about 8269.0770948154. The cubic root of 68377636 is about 408.9196941824.

The spelling of 68377636 in words is "sixty-eight million, three hundred seventy-seven thousand, six hundred thirty-six".