142497190144 has 27 divisors (see below), whose sum is σ = 284449807173. Its totient is φ = 71245575168.

The previous prime is 142497190127. The next prime is 142497190163. The reversal of 142497190144 is 441091794241.

The square root of 142497190144 is 377488.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 11372089600 + 131125100544 = 106640^2 + 362112^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142497190094 and 142497190103.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6028012 + ... + 6051604.

Almost surely, 2^142497190144 is an apocalyptic number.

142497190144 is the 377488-th square number.

It is an amenable number.

142497190144 is a deficient number, since it is larger than the sum of its proper divisors (141952617029).

142497190144 is an frugal number, since it uses more digits than its factorization.

142497190144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47202 (or 23595 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 142497190144 in words is "one hundred forty-two billion, four hundred ninety-seven million, one hundred ninety thousand, one hundred forty-four".