142331461346 has 4 divisors (see below), whose sum is σ = 213497192022. Its totient is φ = 71165730672.

The previous prime is 142331461333. The next prime is 142331461373. The reversal of 142331461346 is 643164133241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 110785794025 + 31545667321 = 332845^2 + 177611^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35582865335 + ... + 35582865338.

Almost surely, 2^142331461346 is an apocalyptic number.

142331461346 is a deficient number, since it is larger than the sum of its proper divisors (71165730676).

142331461346 is an equidigital number, since it uses as much as digits as its factorization.

142331461346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71165730675.

The product of its digits is 124416, while the sum is 38.

Adding to 142331461346 its reverse (643164133241), we get a palindrome (785495594587).

The spelling of 142331461346 in words is "one hundred forty-two billion, three hundred thirty-one million, four hundred sixty-one thousand, three hundred forty-six".