142452040102 has 16 divisors (see below), whose sum is σ = 216716638752. Its totient is φ = 70213429440.

The previous prime is 142452040079. The next prime is 142452040121. The reversal of 142452040102 is 201040254241.

It is a congruent number.

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, 1063258 + ... + 1189714.

It is an arithmetic number, because the mean of its divisors is an integer number (13544789922).

Almost surely, 2^142452040102 is an apocalyptic number.

142452040102 is a deficient number, since it is larger than the sum of its proper divisors (74264598650).

142452040102 is a wasteful number, since it uses less digits than its factorization.

142452040102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134463.

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 142452040102 its reverse (201040254241), we get a palindrome (343492294343).

The spelling of 142452040102 in words is "one hundred forty-two billion, four hundred fifty-two million, forty thousand, one hundred two".