3636351138 has 32 divisors (see below), whose sum is σ = 8749117440. Its totient is φ = 984275280.

The previous prime is 3636351137. The next prime is 3636351139. The reversal of 3636351138 is 8311536363.

It is an interprime number because it is at equal distance from previous prime (3636351137) and next prime (3636351139).

It is a junction number, because it is equal to n+sod(n) for n = 3636351096 and 3636351105.

It is not an unprimeable number, because it can be changed into a prime (3636351137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2277618 + ... + 2279213.

It is an arithmetic number, because the mean of its divisors is an integer number (273409920).

Almost surely, 2^3636351138 is an apocalyptic number.

3636351138 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3636351138 is an abundant number, since it is smaller than the sum of its proper divisors (5112766302).

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

3636351138 is a wasteful number, since it uses less digits than its factorization.

3636351138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4556862.

The product of its digits is 116640, while the sum is 39.

The square root of 3636351138 is about 60302.1652845070. The cubic root of 3636351138 is about 1537.7601578670.

The spelling of 3636351138 in words is "three billion, six hundred thirty-six million, three hundred fifty-one thousand, one hundred thirty-eight".