2142371421623 has 8 divisors (see below), whose sum is σ = 2219283087840. Its totient is φ = 2066633979520.

The previous prime is 2142371421607. The next prime is 2142371421649. The reversal of 2142371421623 is 3261241732412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2142371421623 - 2⁴ = 2142371421607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142371421653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293552315 + ... + 293559612.

It is an arithmetic number, because the mean of its divisors is an integer number (277410385980).

Almost surely, 2^{2142371421623} is an apocalyptic number.

2142371421623 is a deficient number, since it is larger than the sum of its proper divisors (76911666217).

2142371421623 is an equidigital number, since it uses as much as digits as its factorization.

2142371421623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587112057.

The product of its digits is 96768, while the sum is 38.

The spelling of 2142371421623 in words is "two trillion, one hundred forty-two billion, three hundred seventy-one million, four hundred twenty-one thousand, six hundred twenty-three".