142064743684 has 24 divisors (see below), whose sum is σ = 250489905120. Its totient is φ = 70496456256.

The previous prime is 142064743663. The next prime is 142064743697. The reversal of 142064743684 is 486347460241.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2347899 + ... + 2407645.

It is an arithmetic number, because the mean of its divisors is an integer number (10437079380).

Almost surely, 2^142064743684 is an apocalyptic number.

It is an amenable number.

142064743684 is a deficient number, since it is larger than the sum of its proper divisors (108425161436).

142064743684 is a wasteful number, since it uses less digits than its factorization.

142064743684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64227 (or 64225 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 49.

The spelling of 142064743684 in words is "one hundred forty-two billion, sixty-four million, seven hundred forty-three thousand, six hundred eighty-four".