142033401402 has 16 divisors (see below), whose sum is σ = 284121609120. Its totient is φ = 47335332752.

The previous prime is 142033401397. The next prime is 142033401481. The reversal of 142033401402 is 204104330241.

It is a super-2 number, since 2×142033401402² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2249868 + ... + 2312135.

It is an arithmetic number, because the mean of its divisors is an integer number (17757600570).

Almost surely, 2^142033401402 is an apocalyptic number.

142033401402 is an abundant number, since it is smaller than the sum of its proper divisors (142088207718).

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

142033401402 is a wasteful number, since it uses less digits than its factorization.

142033401402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4567197.

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

Adding to 142033401402 its reverse (204104330241), we get a palindrome (346137731643).

The spelling of 142033401402 in words is "one hundred forty-two billion, thirty-three million, four hundred one thousand, four hundred two".