136646254455 has 8 divisors (see below), whose sum is σ = 218634007152. Its totient is φ = 72878002368.

The previous prime is 136646254447. The next prime is 136646254471. The reversal of 136646254455 is 554452646631.

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

It is not a de Polignac number, because 136646254455 - 2³ = 136646254447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136646254398 and 136646254407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4554875134 + ... + 4554875163.

It is an arithmetic number, because the mean of its divisors is an integer number (27329250894).

Almost surely, 2^136646254455 is an apocalyptic number.

136646254455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

136646254455 is a deficient number, since it is larger than the sum of its proper divisors (81987752697).

136646254455 is an equidigital number, since it uses as much as digits as its factorization.

136646254455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9109750305.

The product of its digits is 10368000, while the sum is 51.

The spelling of 136646254455 in words is "one hundred thirty-six billion, six hundred forty-six million, two hundred fifty-four thousand, four hundred fifty-five".