136212266402 has 4 divisors (see below), whose sum is σ = 204318399606. Its totient is φ = 68106133200.

The previous prime is 136212266363. The next prime is 136212266417. The reversal of 136212266402 is 204662212631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 134616343801 + 1595922601 = 366901^2 + 39949^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34053066599 + ... + 34053066602.

Almost surely, 2^136212266402 is an apocalyptic number.

136212266402 is a deficient number, since it is larger than the sum of its proper divisors (68106133204).

136212266402 is an equidigital number, since it uses as much as digits as its factorization.

136212266402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68106133203.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 136212266402 in words is "one hundred thirty-six billion, two hundred twelve million, two hundred sixty-six thousand, four hundred two".