142045274492 has 12 divisors (see below), whose sum is σ = 271177342296. Its totient is φ = 64566033840.

The previous prime is 142045274491. The next prime is 142045274509. The reversal of 142045274492 is 294472540241.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 3228301693 = 142045274492 / (1 + 4 + 2 + 0 + 4 + 5 + 2 + 7 + 4 + 4 + 9 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142045274491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1614150803 + ... + 1614150890.

It is an arithmetic number, because the mean of its divisors is an integer number (22598111858).

Almost surely, 2^142045274492 is an apocalyptic number.

It is an amenable number.

142045274492 is a deficient number, since it is larger than the sum of its proper divisors (129132067804).

142045274492 is a wasteful number, since it uses less digits than its factorization.

142045274492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3228301708 (or 3228301706 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 142045274492 in words is "one hundred forty-two billion, forty-five million, two hundred seventy-four thousand, four hundred ninety-two".