136174391486 has 24 divisors (see below), whose sum is σ = 245275275456. Its totient is φ = 56477856960.

The previous prime is 136174391417. The next prime is 136174391539. The reversal of 136174391486 is 684193471631.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22408811 + ... + 22414886.

It is an arithmetic number, because the mean of its divisors is an integer number (10219803144).

Almost surely, 2^136174391486 is an apocalyptic number.

136174391486 is a deficient number, since it is larger than the sum of its proper divisors (109100883970).

136174391486 is a wasteful number, since it uses less digits than its factorization.

136174391486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44823744 (or 44823737 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The spelling of 136174391486 in words is "one hundred thirty-six billion, one hundred seventy-four million, three hundred ninety-one thousand, four hundred eighty-six".