136426555 has 8 divisors (see below), whose sum is σ = 172328400. Its totient is φ = 103396896.

The previous prime is 136426553. The next prime is 136426559. The reversal of 136426555 is 555624631.

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

It is a cyclic number.

It is not a de Polignac number, because 136426555 - 2¹ = 136426553 is a prime.

It is a super-2 number, since 2×136426555² = 37224409818336050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136426553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717940 + ... + 718129.

It is an arithmetic number, because the mean of its divisors is an integer number (21541050).

Almost surely, 2^136426555 is an apocalyptic number.

136426555 is a deficient number, since it is larger than the sum of its proper divisors (35901845).

136426555 is a wasteful number, since it uses less digits than its factorization.

136426555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436093.

The product of its digits is 108000, while the sum is 37.

The square root of 136426555 is about 11680.1778667964. The cubic root of 136426555 is about 514.7934006512.

The spelling of 136426555 in words is "one hundred thirty-six million, four hundred twenty-six thousand, five hundred fifty-five".