1374278142042 has 64 divisors (see below), whose sum is σ = 3289115007360. Its totient is φ = 422823411072.

The previous prime is 1374278142037. The next prime is 1374278142049. The reversal of 1374278142042 is 2402418724731.

1374278142042 is a `hidden beast` number, since 1 + 3 + 7 + 427 + 8 + 14 + 204 + 2 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1374278142049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10476753 + ... + 10607115.

It is an arithmetic number, because the mean of its divisors is an integer number (51392421990).

Almost surely, 2^{1374278142042} is an apocalyptic number.

1374278142042 is an abundant number, since it is smaller than the sum of its proper divisors (1914836865318).

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

1374278142042 is a wasteful number, since it uses less digits than its factorization.

1374278142042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145404 (or 145398 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 45.

The spelling of 1374278142042 in words is "one trillion, three hundred seventy-four billion, two hundred seventy-eight million, one hundred forty-two thousand, forty-two".