142293509316452 has 72 divisors (see below), whose sum is σ = 271984484459520. Its totient is φ = 65105854894080.

The previous prime is 142293509316437. The next prime is 142293509316457. The reversal of 142293509316452 is 254613905392241.

It is not an unprimeable number, because it can be changed into a prime (142293509316457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34054052 + ... + 38003492.

It is an arithmetic number, because the mean of its divisors is an integer number (3777562284160).

Almost surely, 2^{142293509316452} is an apocalyptic number.

It is an amenable number.

142293509316452 is a deficient number, since it is larger than the sum of its proper divisors (129690975143068).

142293509316452 is a wasteful number, since it uses less digits than its factorization.

142293509316452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3949933 (or 3949918 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 56.

The spelling of 142293509316452 in words is "one hundred forty-two trillion, two hundred ninety-three billion, five hundred nine million, three hundred sixteen thousand, four hundred fifty-two".