142244534534 has 8 divisors (see below), whose sum is σ = 213374869320. Its totient is φ = 71119578096.

The previous prime is 142244534519. The next prime is 142244534557. The reversal of 142244534534 is 435435442241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 142244534491 and 142244534500.

It is a congruent number.

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, 1277804 + ... + 1384655.

It is an arithmetic number, because the mean of its divisors is an integer number (26671858665).

Almost surely, 2^142244534534 is an apocalyptic number.

142244534534 is a deficient number, since it is larger than the sum of its proper divisors (71130334786).

142244534534 is a wasteful number, since it uses less digits than its factorization.

142244534534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2689174.

The product of its digits is 921600, while the sum is 41.

Adding to 142244534534 its reverse (435435442241), we get a palindrome (577679976775).

The spelling of 142244534534 in words is "one hundred forty-two billion, two hundred forty-four million, five hundred thirty-four thousand, five hundred thirty-four".