142864443650 has 24 divisors (see below), whose sum is σ = 277281252864. Its totient is φ = 54661178000.

The previous prime is 142864443647. The next prime is 142864443713. The reversal of 142864443650 is 56344468241.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 142864443595 and 142864443604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62113826 + ... + 62116125.

It is an arithmetic number, because the mean of its divisors is an integer number (11553385536).

Almost surely, 2^142864443650 is an apocalyptic number.

142864443650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142864443650 is a deficient number, since it is larger than the sum of its proper divisors (134416809214).

142864443650 is a wasteful number, since it uses less digits than its factorization.

142864443650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124229986 (or 124229981 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 47.

The spelling of 142864443650 in words is "one hundred forty-two billion, eight hundred sixty-four million, four hundred forty-three thousand, six hundred fifty".