136210986438 has 8 divisors (see below), whose sum is σ = 272421972888. Its totient is φ = 45403662144.

The previous prime is 136210986413. The next prime is 136210986479. The reversal of 136210986438 is 834689012631.

It is a sphenic number, since it is the product of 3 distinct primes.

136210986438 is an admirable number.

It is a congruent number.

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, 11350915531 + ... + 11350915542.

It is an arithmetic number, because the mean of its divisors is an integer number (34052746611).

Almost surely, 2^136210986438 is an apocalyptic number.

136210986438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

136210986438 is a wasteful number, since it uses less digits than its factorization.

136210986438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22701831078.

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 136210986438 in words is "one hundred thirty-six billion, two hundred ten million, nine hundred eighty-six thousand, four hundred thirty-eight".