136644102 has 24 divisors (see below), whose sum is σ = 338357136. Its totient is φ = 39041136.

The previous prime is 136644083. The next prime is 136644107. The reversal of 136644102 is 201446631.

136644102 is a `hidden beast` number, since 1 + 3 + 6 + 644 + 10 + 2 = 666.

It is a super-2 number, since 2×136644102² = 37343221222772808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136644107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 542113 + ... + 542364.

It is an arithmetic number, because the mean of its divisors is an integer number (14098214).

Almost surely, 2^136644102 is an apocalyptic number.

136644102 is an abundant number, since it is smaller than the sum of its proper divisors (201713034).

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

136644102 is a wasteful number, since it uses less digits than its factorization.

136644102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084492 (or 1084489 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 136644102 is about 11689.4868150830. The cubic root of 136644102 is about 515.0668867158.

It can be divided in two parts, 13664 and 4102, that added together give a triangular number (17766 = T₁₈₈).

The spelling of 136644102 in words is "one hundred thirty-six million, six hundred forty-four thousand, one hundred two".