136849506480 has 200 divisors, whose sum is σ = 484267723632. Its totient is φ = 35804560896.

The previous prime is 136849506467. The next prime is 136849506487. The reversal of 136849506480 is 84605948631.

136849506480 is a `hidden beast` number, since 1 + 36 + 84 + 9 + 50 + 6 + 480 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (136849506487) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 144207 + ... + 542673.

Almost surely, 2^136849506480 is an apocalyptic number.

136849506480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136849506480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242133861816).

136849506480 is an abundant number, since it is smaller than the sum of its proper divisors (347418217152).

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

136849506480 is a wasteful number, since it uses less digits than its factorization.

136849506480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398545 (or 398530 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 136849506480 in words is "one hundred thirty-six billion, eight hundred forty-nine million, five hundred six thousand, four hundred eighty".