112642421553479 has 2 divisors, whose sum is σ = 112642421553480. Its totient is φ = 112642421553478.

The previous prime is 112642421553457. The next prime is 112642421553593. The reversal of 112642421553479 is 974355124246211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112642421553479 - 2²⁰ = 112642420504903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112642421553449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56321210776739 + 56321210776740.

It is an arithmetic number, because the mean of its divisors is an integer number (56321210776740).

Almost surely, 2^{112642421553479} is an apocalyptic number.

112642421553479 is a deficient number, since it is larger than the sum of its proper divisors (1).

112642421553479 is an equidigital number, since it uses as much as digits as its factorization.

112642421553479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14515200, while the sum is 56.

The spelling of 112642421553479 in words is "one hundred twelve trillion, six hundred forty-two billion, four hundred twenty-one million, five hundred fifty-three thousand, four hundred seventy-nine".