136172043412672 has 28 divisors (see below), whose sum is σ = 274796337614760. Its totient is φ = 66932021336576.

The previous prime is 136172043412637. The next prime is 136172043412679. The reversal of 136172043412672 is 276214340271631.

It is not an unprimeable number, because it can be changed into a prime (136172043412679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18031251973 + ... + 18031259524.

Almost surely, 2^{136172043412672} is an apocalyptic number.

It is an amenable number.

136172043412672 is an abundant number, since it is smaller than the sum of its proper divisors (138624294202088).

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

136172043412672 is an equidigital number, since it uses as much as digits as its factorization.

136172043412672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36062511568 (or 36062511558 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 136172043412672 in words is "one hundred thirty-six trillion, one hundred seventy-two billion, forty-three million, four hundred twelve thousand, six hundred seventy-two".