136221154802 has 16 divisors (see below), whose sum is σ = 217559921760. Its totient is φ = 63745946688.

The previous prime is 136221154757. The next prime is 136221154807. The reversal of 136221154802 is 208451122631.

It is not an unprimeable number, because it can be changed into a prime (136221154807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11185268 + ... + 11197439.

It is an arithmetic number, because the mean of its divisors is an integer number (13597495110).

Almost surely, 2^136221154802 is an apocalyptic number.

136221154802 is a deficient number, since it is larger than the sum of its proper divisors (81338766958).

136221154802 is a wasteful number, since it uses less digits than its factorization.

136221154802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22382905.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 136221154802 in words is "one hundred thirty-six billion, two hundred twenty-one million, one hundred fifty-four thousand, eight hundred two".