136714665456 has 70 divisors (see below), whose sum is σ = 397145353640. Its totient is φ = 45571551264.

The previous prime is 136714665361. The next prime is 136714665457. The reversal of 136714665456 is 654566417631.

136714665456 is a `hidden beast` number, since 1 + 36 + 7 + 1 + 4 + 66 + 545 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136714665457) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 5848876 + ... + 5872203.

It is an arithmetic number, because the mean of its divisors is an integer number (5673505052).

Almost surely, 2^136714665456 is an apocalyptic number.

136714665456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

136714665456 is an abundant number, since it is smaller than the sum of its proper divisors (260430688184).

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

136714665456 is an equidigital number, since it uses as much as digits as its factorization.

136714665456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11721105 (or 11721084 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 54.

The spelling of 136714665456 in words is "one hundred thirty-six billion, seven hundred fourteen million, six hundred sixty-five thousand, four hundred fifty-six".