136146204405 has 32 divisors (see below), whose sum is σ = 243103996800. Its totient is φ = 72291419136.

The previous prime is 136146204401. The next prime is 136146204409. The reversal of 136146204405 is 504402641631.

136146204405 is a `hidden beast` number, since 1 + 3 + 6 + 1 + 46 + 204 + 405 = 666.

It is an interprime number because it is at equal distance from previous prime (136146204401) and next prime (136146204409).

It is not a de Polignac number, because 136146204405 - 2² = 136146204401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136146204405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136146204401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2190700 + ... + 2251989.

It is an arithmetic number, because the mean of its divisors is an integer number (7596999900).

Almost surely, 2^136146204405 is an apocalyptic number.

136146204405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136146204405 is a deficient number, since it is larger than the sum of its proper divisors (106957792395).

136146204405 is a wasteful number, since it uses less digits than its factorization.

136146204405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4442930 (or 4442924 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 136146204405 in words is "one hundred thirty-six billion, one hundred forty-six million, two hundred four thousand, four hundred five".