12542183614620 has 144 divisors (see below), whose sum is σ = 43040382473088. Its totient is φ = 3040529348160.

The previous prime is 12542183614607. The next prime is 12542183614621. The reversal of 12542183614620 is 2641638124521.

12542183614620 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 2 + 1 + 8 + 3 + 6 + 14 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12542183614621) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 117250914 + ... + 117357833.

It is an arithmetic number, because the mean of its divisors is an integer number (298891544952).

Almost surely, 2^{12542183614620} is an apocalyptic number.

12542183614620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12542183614620 is an abundant number, since it is smaller than the sum of its proper divisors (30498198858468).

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

12542183614620 is a wasteful number, since it uses less digits than its factorization.

12542183614620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234608782 (or 234608768 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 12542183614620 in words is "twelve trillion, five hundred forty-two billion, one hundred eighty-three million, six hundred fourteen thousand, six hundred twenty".