136090506494 has 32 divisors (see below), whose sum is σ = 212516136000. Its totient is φ = 65282402304.

The previous prime is 136090506493. The next prime is 136090506499. The reversal of 136090506494 is 494605090631.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136090506493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10280672 + ... + 10293900.

It is an arithmetic number, because the mean of its divisors is an integer number (6641129250).

Almost surely, 2^136090506494 is an apocalyptic number.

136090506494 is a deficient number, since it is larger than the sum of its proper divisors (76425629506).

136090506494 is a wasteful number, since it uses less digits than its factorization.

136090506494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14372.

The product of its (nonzero) digits is 699840, while the sum is 47.

The spelling of 136090506494 in words is "one hundred thirty-six billion, ninety million, five hundred six thousand, four hundred ninety-four".