42142243114402 has 16 divisors (see below), whose sum is σ = 63238533479352. Its totient is φ = 21062733338880.

The previous prime is 42142243114399. The next prime is 42142243114501. The reversal of 42142243114402 is 20441134224124.

It can be written as a sum of positive squares in 4 ways, for example, as 32751138025321 + 9391105089081 = 5722861^2 + 3064491^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61648828 + ... + 62328664.

Almost surely, 2^{42142243114402} is an apocalyptic number.

42142243114402 is a deficient number, since it is larger than the sum of its proper divisors (21096290364950).

42142243114402 is a wasteful number, since it uses less digits than its factorization.

42142243114402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692133.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 42142243114402 its reverse (20441134224124), we get a palindrome (62583377338526).

The spelling of 42142243114402 in words is "forty-two trillion, one hundred forty-two billion, two hundred forty-three million, one hundred fourteen thousand, four hundred two".