142406007556 has 12 divisors (see below), whose sum is σ = 249916494492. Its totient is φ = 71001294848.

The previous prime is 142406007529. The next prime is 142406007599. The reversal of 142406007556 is 655700604241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 104727315456 + 37678692100 = 323616^2 + 194110^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50425645 + ... + 50428468.

It is an arithmetic number, because the mean of its divisors is an integer number (20826374541).

Almost surely, 2^142406007556 is an apocalyptic number.

It is an amenable number.

142406007556 is a deficient number, since it is larger than the sum of its proper divisors (107510486936).

142406007556 is a wasteful number, since it uses less digits than its factorization.

142406007556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100854470 (or 100854468 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 142406007556 in words is "one hundred forty-two billion, four hundred six million, seven thousand, five hundred fifty-six".