142323515466154 has 16 divisors (see below), whose sum is σ = 237287233334880. Its totient is φ = 63471893689360.

The previous prime is 142323515466149. The next prime is 142323515466161. The reversal of 142323515466154 is 451664515323241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61030665844 + ... + 61030668175.

It is an arithmetic number, because the mean of its divisors is an integer number (14830452083430).

Almost surely, 2^{142323515466154} is an apocalyptic number.

142323515466154 is a deficient number, since it is larger than the sum of its proper divisors (94963717868726).

142323515466154 is a wasteful number, since it uses less digits than its factorization.

142323515466154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122061334085.

The product of its digits is 10368000, while the sum is 52.

The spelling of 142323515466154 in words is "one hundred forty-two trillion, three hundred twenty-three billion, five hundred fifteen million, four hundred sixty-six thousand, one hundred fifty-four".