136538381374 has 8 divisors (see below), whose sum is σ = 207692185968. Its totient is φ = 67307652720.

The previous prime is 136538381293. The next prime is 136538381387. The reversal of 136538381374 is 473183835631.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480768807 + ... + 480769090.

It is an arithmetic number, because the mean of its divisors is an integer number (25961523246).

Almost surely, 2^136538381374 is an apocalyptic number.

136538381374 is a deficient number, since it is larger than the sum of its proper divisors (71153804594).

136538381374 is an equidigital number, since it uses as much as digits as its factorization.

136538381374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961537970.

The product of its digits is 4354560, while the sum is 52.

The spelling of 136538381374 in words is "one hundred thirty-six billion, five hundred thirty-eight million, three hundred eighty-one thousand, three hundred seventy-four".