142401406143224 has 64 divisors (see below), whose sum is σ = 279749807749440. Its totient is φ = 67826987458560.

The previous prime is 142401406143187. The next prime is 142401406143233. The reversal of 142401406143224 is 422341604104241.

It is a super-2 number, since 2×142401406143224² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107034254 + ... + 108356514.

It is an arithmetic number, because the mean of its divisors is an integer number (4371090746085).

Almost surely, 2^{142401406143224} is an apocalyptic number.

It is an amenable number.

142401406143224 is a deficient number, since it is larger than the sum of its proper divisors (137348401606216).

142401406143224 is a wasteful number, since it uses less digits than its factorization.

142401406143224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324680 (or 1324676 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 38.

The spelling of 142401406143224 in words is "one hundred forty-two trillion, four hundred one billion, four hundred six million, one hundred forty-three thousand, two hundred twenty-four".