136519904196 has 135 divisors (see below), whose sum is σ = 386699749821. Its totient is φ = 41979521376.

The previous prime is 136519904167. The next prime is 136519904203. The reversal of 136519904196 is 691409915631.

It is a happy number.

The square root of 136519904196 is 369486.

It is a perfect power (a square), and thus also a powerful number.

136519904196 is a `hidden beast` number, since 1 + 36 + 5 + 199 + 0 + 419 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20195252100 + 116324652096 = 142110^2 + 341064^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 86458935 + ... + 86460513.

Almost surely, 2^136519904196 is an apocalyptic number.

136519904196 is the 369486-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136519904196

136519904196 is an abundant number, since it is smaller than the sum of its proper divisors (250179845625).

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

136519904196 is an equidigital number, since it uses as much as digits as its factorization.

136519904196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200 (or 1597 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 54.

The spelling of 136519904196 in words is "one hundred thirty-six billion, five hundred nineteen million, nine hundred four thousand, one hundred ninety-six".