136555546501 has 4 divisors (see below), whose sum is σ = 148969687104. Its totient is φ = 124141405900.

The previous prime is 136555546493. The next prime is 136555546559. The reversal of 136555546501 is 105645555631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136555546501 - 2³ = 136555546493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136555546201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6207070285 + ... + 6207070306.

It is an arithmetic number, because the mean of its divisors is an integer number (37242421776).

Almost surely, 2^136555546501 is an apocalyptic number.

136555546501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

136555546501 is a deficient number, since it is larger than the sum of its proper divisors (12414140603).

136555546501 is a wasteful number, since it uses less digits than its factorization.

136555546501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12414140602.

The product of its (nonzero) digits is 1350000, while the sum is 46.

The spelling of 136555546501 in words is "one hundred thirty-six billion, five hundred fifty-five million, five hundred forty-six thousand, five hundred one".