136354078562018 has 8 divisors (see below), whose sum is σ = 204554262728412. Its totient is φ = 68169324319216.

The previous prime is 136354078561999. The next prime is 136354078562047. The reversal of 136354078562018 is 810265870453631.

It can be written as a sum of positive squares in 2 ways, for example, as 135264971340409 + 1089107221609 = 11630347^2 + 1043603^2 .

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

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, 3857458805 + ... + 3857494152.

Almost surely, 2^{136354078562018} is an apocalyptic number.

136354078562018 is a deficient number, since it is larger than the sum of its proper divisors (68200184166394).

136354078562018 is an equidigital number, since it uses as much as digits as its factorization.

136354078562018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7714961796.

The product of its (nonzero) digits is 29030400, while the sum is 59.

The spelling of 136354078562018 in words is "one hundred thirty-six trillion, three hundred fifty-four billion, seventy-eight million, five hundred sixty-two thousand, eighteen".