142562551442 has 16 divisors (see below), whose sum is σ = 220751806464. Its totient is φ = 68978820000.

The previous prime is 142562551343. The next prime is 142562551493. The reversal of 142562551442 is 244155265241.

It is a self number, because there is not a number n which added to its sum of digits gives 142562551442.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2051567 + ... + 2119917.

It is an arithmetic number, because the mean of its divisors is an integer number (13796987904).

Almost surely, 2^142562551442 is an apocalyptic number.

142562551442 is a deficient number, since it is larger than the sum of its proper divisors (78189255022).

142562551442 is a wasteful number, since it uses less digits than its factorization.

142562551442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102025.

The product of its digits is 384000, while the sum is 41.

The spelling of 142562551442 in words is "one hundred forty-two billion, five hundred sixty-two million, five hundred fifty-one thousand, four hundred forty-two".