142232243212044 has 72 divisors (see below), whose sum is σ = 378520748606000. Its totient is φ = 44907548857344.

The previous prime is 142232243212043. The next prime is 142232243212049. The reversal of 142232243212044 is 440212342232241.

142232243212044 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 322 + 4 + 321 + 2 + 0 + 4 + 4 = 666.

It is a super-2 number, since 2×142232243212044² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (142232243212043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14384509 + ... + 22167060.

Almost surely, 2^{142232243212044} is an apocalyptic number.

It is an amenable number.

142232243212044 is an abundant number, since it is smaller than the sum of its proper divisors (236288505393956).

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

142232243212044 is a wasteful number, since it uses less digits than its factorization.

142232243212044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36557287 (or 36557282 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 142232243212044 its reverse (440212342232241), we get a palindrome (582444585444285).

The spelling of 142232243212044 in words is "one hundred forty-two trillion, two hundred thirty-two billion, two hundred forty-three million, two hundred twelve thousand, forty-four".