12671570420502 has 64 divisors (see below), whose sum is σ = 28994805964800. Its totient is φ = 3616548772896.

The previous prime is 12671570420477. The next prime is 12671570420569. The reversal of 12671570420502 is 20502407517621.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148686499 + ... + 148771697.

It is an arithmetic number, because the mean of its divisors is an integer number (453043843200).

Almost surely, 2^{12671570420502} is an apocalyptic number.

12671570420502 is an abundant number, since it is smaller than the sum of its proper divisors (16323235544298).

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

12671570420502 is a wasteful number, since it uses less digits than its factorization.

12671570420502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88985.

The product of its (nonzero) digits is 235200, while the sum is 42.

The spelling of 12671570420502 in words is "twelve trillion, six hundred seventy-one billion, five hundred seventy million, four hundred twenty thousand, five hundred two".