142400334534 has 8 divisors (see below), whose sum is σ = 284800669080. Its totient is φ = 47466778176.

The previous prime is 142400334511. The next prime is 142400334547. The reversal of 142400334534 is 435433004241.

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

142400334534 is an admirable number.

It is a super-2 number, since 2×142400334534² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142400334495 and 142400334504.

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, 11866694539 + ... + 11866694550.

It is an arithmetic number, because the mean of its divisors is an integer number (35600083635).

Almost surely, 2^142400334534 is an apocalyptic number.

142400334534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

142400334534 is a wasteful number, since it uses less digits than its factorization.

142400334534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23733389094.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 142400334534 its reverse (435433004241), we get a palindrome (577833338775).

The spelling of 142400334534 in words is "one hundred forty-two billion, four hundred million, three hundred thirty-four thousand, five hundred thirty-four".