142305733644 has 12 divisors (see below), whose sum is σ = 332046711864. Its totient is φ = 47435244544.

The previous prime is 142305733631. The next prime is 142305733651. The reversal of 142305733644 is 446337503241.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 142305733596 and 142305733605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5929405557 + ... + 5929405580.

It is an arithmetic number, because the mean of its divisors is an integer number (27670559322).

Almost surely, 2^142305733644 is an apocalyptic number.

It is an amenable number.

142305733644 is an abundant number, since it is smaller than the sum of its proper divisors (189740978220).

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

142305733644 is a wasteful number, since it uses less digits than its factorization.

142305733644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11858811144 (or 11858811142 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 42.

The spelling of 142305733644 in words is "one hundred forty-two billion, three hundred five million, seven hundred thirty-three thousand, six hundred forty-four".