136494169632 has 48 divisors (see below), whose sum is σ = 398107997280. Its totient is φ = 45498056256.

The previous prime is 136494169631. The next prime is 136494169633. The reversal of 136494169632 is 236961494631.

It is a happy number.

136494169632 is a `hidden beast` number, since 1 + 36 + 494 + 1 + 6 + 96 + 32 = 666.

It is an interprime number because it is at equal distance from previous prime (136494169631) and next prime (136494169633).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (136494169631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78988818 + ... + 78990545.

It is an arithmetic number, because the mean of its divisors is an integer number (8293916610).

Almost surely, 2^136494169632 is an apocalyptic number.

136494169632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136494169632 is an abundant number, since it is smaller than the sum of its proper divisors (261613827648).

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

136494169632 is a wasteful number, since it uses less digits than its factorization.

136494169632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157979382 (or 157979368 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 54.

The spelling of 136494169632 in words is "one hundred thirty-six billion, four hundred ninety-four million, one hundred sixty-nine thousand, six hundred thirty-two".