142023132002040 has 128 divisors (see below), whose sum is σ = 426563396812800. Its totient is φ = 37828949529600.

The previous prime is 142023132002021. The next prime is 142023132002183. The reversal of 142023132002040 is 40200231320241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 142023132002040.

It is a congruent number.

It is an unprimeable number.

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, 359209981 + ... + 359605139.

It is an arithmetic number, because the mean of its divisors is an integer number (3332526537600).

Almost surely, 2^{142023132002040} is an apocalyptic number.

142023132002040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142023132002040 is an abundant number, since it is smaller than the sum of its proper divisors (284540264810760).

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

142023132002040 is a wasteful number, since it uses less digits than its factorization.

142023132002040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398637 (or 398633 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 142023132002040 its reverse (40200231320241), we get a palindrome (182223363322281).

The spelling of 142023132002040 in words is "one hundred forty-two trillion, twenty-three billion, one hundred thirty-two million, two thousand, forty".