12620342452416 has 28 divisors (see below), whose sum is σ = 33391322739192. Its totient is φ = 4206780817408.

The previous prime is 12620342452409. The next prime is 12620342452423. The reversal of 12620342452416 is 61425424302621.

It is an interprime number because it is at equal distance from previous prime (12620342452409) and next prime (12620342452423).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32865474945 + ... + 32865475328.

Almost surely, 2^{12620342452416} is an apocalyptic number.

12620342452416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12620342452416 is an abundant number, since it is smaller than the sum of its proper divisors (20770980286776).

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

12620342452416 is an equidigital number, since it uses as much as digits as its factorization.

12620342452416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65730950288 (or 65730950278 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 12620342452416 in words is "twelve trillion, six hundred twenty billion, three hundred forty-two million, four hundred fifty-two thousand, four hundred sixteen".