142216273625 has 8 divisors (see below), whose sum is σ = 177485909640. Its totient is φ = 113773018800.

The previous prime is 142216273621. The next prime is 142216273679. The reversal of 142216273625 is 526372612241.

It can be written as a sum of positive squares in 4 ways, for example, as 31355909776 + 110860363849 = 177076^2 + 332957^2 .

It is not a de Polignac number, because 142216273625 - 2² = 142216273621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142216273621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568864970 + ... + 568865219.

It is an arithmetic number, because the mean of its divisors is an integer number (22185738705).

Almost surely, 2^142216273625 is an apocalyptic number.

It is an amenable number.

142216273625 is a deficient number, since it is larger than the sum of its proper divisors (35269636015).

142216273625 is an equidigital number, since it uses as much as digits as its factorization.

142216273625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137730204 (or 1137730194 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

Adding to 142216273625 its reverse (526372612241), we get a palindrome (668588885866).

The spelling of 142216273625 in words is "one hundred forty-two billion, two hundred sixteen million, two hundred seventy-three thousand, six hundred twenty-five".