136660463352 has 72 divisors (see below), whose sum is σ = 430550195400. Its totient is φ = 39045845664.

The previous prime is 136660463309. The next prime is 136660463363. The reversal of 136660463352 is 253364066631.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 136660463298 and 136660463307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19364452 + ... + 19371507.

It is an arithmetic number, because the mean of its divisors is an integer number (5979863825).

Almost surely, 2^136660463352 is an apocalyptic number.

136660463352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136660463352 is an abundant number, since it is smaller than the sum of its proper divisors (293889732048).

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

136660463352 is a wasteful number, since it uses less digits than its factorization.

136660463352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38735985 (or 38735971 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The spelling of 136660463352 in words is "one hundred thirty-six billion, six hundred sixty million, four hundred sixty-three thousand, three hundred fifty-two".