636362140086 has 12 divisors (see below), whose sum is σ = 1378784636892. Its totient is φ = 212120713356.

The previous prime is 636362140069. The next prime is 636362140121. The reversal of 636362140086 is 680041263636.

636362140086 is a `hidden beast` number, since 6 + 3 + 636 + 2 + 1 + 4 + 0 + 0 + 8 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17676726096 + ... + 17676726131.

It is an arithmetic number, because the mean of its divisors is an integer number (114898719741).

Almost surely, 2^636362140086 is an apocalyptic number.

636362140086 is an abundant number, since it is smaller than the sum of its proper divisors (742422496806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

636362140086 is a wasteful number, since it uses less digits than its factorization.

636362140086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35353452235 (or 35353452232 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 636362140086 in words is "six hundred thirty-six billion, three hundred sixty-two million, one hundred forty thousand, eighty-six".