142231400534 has 16 divisors (see below), whose sum is σ = 224630480880. Its totient is φ = 67356393120.

The previous prime is 142231400503. The next prime is 142231400567. The reversal of 142231400534 is 435004132241.

It is a junction number, because it is equal to n+sod(n) for n = 142231400497 and 142231400506.

It is a congruent 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, 295757 + ... + 609864.

It is an arithmetic number, because the mean of its divisors is an integer number (14039405055).

Almost surely, 2^142231400534 is an apocalyptic number.

142231400534 is a deficient number, since it is larger than the sum of its proper divisors (82399080346).

142231400534 is a wasteful number, since it uses less digits than its factorization.

142231400534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909775.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 142231400534 its reverse (435004132241), we get a palindrome (577235532775).

The spelling of 142231400534 in words is "one hundred forty-two billion, two hundred thirty-one million, four hundred thousand, five hundred thirty-four".