142432143542 has 32 divisors (see below), whose sum is σ = 233433724608. Its totient is φ = 64782014976.

The previous prime is 142432143523. The next prime is 142432143589. The reversal of 142432143542 is 245341234241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2232863 + ... + 2295765.

It is an arithmetic number, because the mean of its divisors is an integer number (7294803894).

Almost surely, 2^142432143542 is an apocalyptic number.

142432143542 is a deficient number, since it is larger than the sum of its proper divisors (91001581066).

142432143542 is a wasteful number, since it uses less digits than its factorization.

142432143542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64184.

The product of its digits is 92160, while the sum is 35.

Adding to 142432143542 its reverse (245341234241), we get a palindrome (387773377783).

The spelling of 142432143542 in words is "one hundred forty-two billion, four hundred thirty-two million, one hundred forty-three thousand, five hundred forty-two".