12609760161504 has 96 divisors (see below), whose sum is σ = 36117417853440. Its totient is φ = 3820329907200.

The previous prime is 12609760161503. The next prime is 12609760161547. The reversal of 12609760161504 is 40516106790621.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12609760161503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3731289 + ... + 6256359.

It is an arithmetic number, because the mean of its divisors is an integer number (376223102640).

Almost surely, 2^{12609760161504} is an apocalyptic number.

It is an amenable number.

12609760161504 is an abundant number, since it is smaller than the sum of its proper divisors (23507657691936).

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

12609760161504 is a wasteful number, since it uses less digits than its factorization.

12609760161504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529824 (or 2529816 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 12609760161504 in words is "twelve trillion, six hundred nine billion, seven hundred sixty million, one hundred sixty-one thousand, five hundred four".