142466423541021 has 64 divisors (see below), whose sum is σ = 216353966607360. Its totient is φ = 92624486644800.

The previous prime is 142466423540963. The next prime is 142466423541041. The reversal of 142466423541021 is 120145324664241.

142466423541021 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 6 + 64 + 23 + 541 + 0 + 21 = 666.

It is not a de Polignac number, because 142466423541021 - 2¹¹ = 142466423538973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142466423541041) 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 63 ways as a sum of consecutive naturals, for example, 2168174850 + ... + 2168240556.

It is an arithmetic number, because the mean of its divisors is an integer number (3380530728240).

Almost surely, 2^{142466423541021} is an apocalyptic number.

It is an amenable number.

142466423541021 is a deficient number, since it is larger than the sum of its proper divisors (73887543066339).

142466423541021 is a wasteful number, since it uses less digits than its factorization.

142466423541021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77751 (or 77745 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 142466423541021 in words is "one hundred forty-two trillion, four hundred sixty-six billion, four hundred twenty-three million, five hundred forty-one thousand, twenty-one".