142461273252 has 24 divisors (see below), whose sum is σ = 332431344000. Its totient is φ = 47483990176.

The previous prime is 142461273239. The next prime is 142461273301. The reversal of 142461273252 is 252372164241.

It is a self number, because there is not a number n which added to its sum of digits gives 142461273252.

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, 192252 + ... + 567347.

It is an arithmetic number, because the mean of its divisors is an integer number (13851306000).

Almost surely, 2^142461273252 is an apocalyptic number.

142461273252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142461273252 is an abundant number, since it is smaller than the sum of its proper divisors (189970070748).

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

142461273252 is a wasteful number, since it uses less digits than its factorization.

142461273252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775235 (or 775233 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The spelling of 142461273252 in words is "one hundred forty-two billion, four hundred sixty-one million, two hundred seventy-three thousand, two hundred fifty-two".