136090506492 has 18 divisors (see below), whose sum is σ = 344006558168. Its totient is φ = 45363502152.

The previous prime is 136090506479. The next prime is 136090506493. The reversal of 136090506492 is 294605090631.

136090506492 is a `hidden beast` number, since 13 + 6 + 0 + 90 + 506 + 49 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

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 polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1890145888 + ... + 1890145959.

Almost surely, 2^136090506492 is an apocalyptic number.

136090506492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136090506492 is an abundant number, since it is smaller than the sum of its proper divisors (207916051676).

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

136090506492 is a wasteful number, since it uses less digits than its factorization.

136090506492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3780291857 (or 3780291852 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 136090506492 in words is "one hundred thirty-six billion, ninety million, five hundred six thousand, four hundred ninety-two".