16442145026142 has 32 divisors (see below), whose sum is σ = 35876859617664. Its totient is φ = 4982039210400.

The previous prime is 16442145026141. The next prime is 16442145026143. The reversal of 16442145026142 is 24162054124461.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16442145026141) and next prime (16442145026143).

It is a super-3 number, since 3×16442145026142³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 16442145026094 and 16442145026103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442145026141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9951688 + ... + 11485659.

It is an arithmetic number, because the mean of its divisors is an integer number (1121151863052).

Almost surely, 2^{16442145026142} is an apocalyptic number.

16442145026142 is an abundant number, since it is smaller than the sum of its proper divisors (19434714591522).

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

16442145026142 is a wasteful number, since it uses less digits than its factorization.

16442145026142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21448984.

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 16442145026142 in words is "sixteen trillion, four hundred forty-two billion, one hundred forty-five million, twenty-six thousand, one hundred forty-two".