136474842066 has 32 divisors (see below), whose sum is σ = 274286243520. Its totient is φ = 45269051136.

The previous prime is 136474842001. The next prime is 136474842067. The reversal of 136474842066 is 660248474631.

It is not an unprimeable number, because it can be changed into a prime (136474842067) 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, 2887150 + ... + 2934038.

It is an arithmetic number, because the mean of its divisors is an integer number (8571445110).

Almost surely, 2^136474842066 is an apocalyptic number.

136474842066 is an abundant number, since it is smaller than the sum of its proper divisors (137811401454).

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

136474842066 is a wasteful number, since it uses less digits than its factorization.

136474842066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49258.

The product of its (nonzero) digits is 4644864, while the sum is 51.

The spelling of 136474842066 in words is "one hundred thirty-six billion, four hundred seventy-four million, eight hundred forty-two thousand, sixty-six".