1542112343622 has 16 divisors (see below), whose sum is σ = 3426916319280. Its totient is φ = 514037447856.

The previous prime is 1542112343557. The next prime is 1542112343671. The reversal of 1542112343622 is 2263432112451.

It is a happy number.

1542112343622 is a `hidden beast` number, since 1 + 5 + 4 + 2 + 1 + 1 + 23 + 4 + 3 + 622 = 666.

It is a super-2 number, since 2×1542112343622² (a number of 25 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 7 ways as a sum of consecutive naturals, for example, 14278817943 + ... + 14278818050.

It is an arithmetic number, because the mean of its divisors is an integer number (214182269955).

Almost surely, 2^{1542112343622} is an apocalyptic number.

1542112343622 is an abundant number, since it is smaller than the sum of its proper divisors (1884803975658).

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

1542112343622 is a wasteful number, since it uses less digits than its factorization.

1542112343622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28557636004 (or 28557635998 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The spelling of 1542112343622 in words is "one trillion, five hundred forty-two billion, one hundred twelve million, three hundred forty-three thousand, six hundred twenty-two".