142240451351012 has 48 divisors (see below), whose sum is σ = 296957625888000. Its totient is φ = 58288538259072.

The previous prime is 142240451350931. The next prime is 142240451351071. The reversal of 142240451351012 is 210153154042241.

It is a super-2 number, since 2×142240451351012² (a number of 29 digits) contains 22 as substring.

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, 38402483 + ... + 41943194.

It is an arithmetic number, because the mean of its divisors is an integer number (6186617206000).

Almost surely, 2^{142240451351012} is an apocalyptic number.

It is an amenable number.

142240451351012 is an abundant number, since it is smaller than the sum of its proper divisors (154717174536988).

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

142240451351012 is a wasteful number, since it uses less digits than its factorization.

142240451351012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80348460 (or 80348458 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The spelling of 142240451351012 in words is "one hundred forty-two trillion, two hundred forty billion, four hundred fifty-one million, three hundred fifty-one thousand, twelve".