7142438725158 has 32 divisors (see below), whose sum is σ = 15583979836800. Its totient is φ = 2164309098560.

The previous prime is 7142438725153. The next prime is 7142438725237. The reversal of 7142438725158 is 8515278342417.

It is a super-3 number, since 3×7142438725158³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7142438725098 and 7142438725107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7142438725153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 536818 + ... + 3817466.

It is an arithmetic number, because the mean of its divisors is an integer number (486999369900).

Almost surely, 2^{7142438725158} is an apocalyptic number.

7142438725158 is an abundant number, since it is smaller than the sum of its proper divisors (8441541111642).

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

7142438725158 is a wasteful number, since it uses less digits than its factorization.

7142438725158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3313652.

The product of its digits is 15052800, while the sum is 57.

The spelling of 7142438725158 in words is "seven trillion, one hundred forty-two billion, four hundred thirty-eight million, seven hundred twenty-five thousand, one hundred fifty-eight".