1423141772864 has 28 divisors (see below), whose sum is σ = 3227482235904. Its totient is φ = 609917902464.

The previous prime is 1423141772779. The next prime is 1423141772869. The reversal of 1423141772864 is 4682771413241.

It is a tau number, because it is divible by the number of its divisors (28).

It is not an unprimeable number, because it can be changed into a prime (1423141772869) 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 3 ways as a sum of consecutive naturals, for example, 1588327424 + ... + 1588328319.

Almost surely, 2^{1423141772864} is an apocalyptic number.

1423141772864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1423141772864 is an abundant number, since it is smaller than the sum of its proper divisors (1804340463040).

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

1423141772864 is an equidigital number, since it uses as much as digits as its factorization.

1423141772864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176655762 (or 3176655752 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 50.

The spelling of 1423141772864 in words is "one trillion, four hundred twenty-three billion, one hundred forty-one million, seven hundred seventy-two thousand, eight hundred sixty-four".