142421416646026 has 32 divisors (see below), whose sum is σ = 256158426240000. Its totient is φ = 58100449478400.

The previous prime is 142421416646011. The next prime is 142421416646053. The reversal of 142421416646026 is 620646614124241.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2689809151 + ... + 2689862098.

It is an arithmetic number, because the mean of its divisors is an integer number (8004950820000).

Almost surely, 2^{142421416646026} is an apocalyptic number.

142421416646026 is a deficient number, since it is larger than the sum of its proper divisors (113737009593974).

142421416646026 is a wasteful number, since it uses less digits than its factorization.

142421416646026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5379671350.

The product of its (nonzero) digits is 2654208, while the sum is 49.

The spelling of 142421416646026 in words is "one hundred forty-two trillion, four hundred twenty-one billion, four hundred sixteen million, six hundred forty-six thousand, twenty-six".