71538242035119 has 24 divisors (see below), whose sum is σ = 99846707425920. Its totient is φ = 45556858215792.

The previous prime is 71538242035111. The next prime is 71538242035121. The reversal of 71538242035119 is 91153024283517.

It is not a de Polignac number, because 71538242035119 - 2³ = 71538242035111 is a prime.

It is a super-2 number, since 2×71538242035119² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71538242035111) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 29326299 + ... + 31671884.

It is an arithmetic number, because the mean of its divisors is an integer number (4160279476080).

Almost surely, 2^{71538242035119} is an apocalyptic number.

71538242035119 is a deficient number, since it is larger than the sum of its proper divisors (28308465390801).

71538242035119 is a wasteful number, since it uses less digits than its factorization.

71538242035119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60998971 (or 60998948 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 71538242035119 in words is "seventy-one trillion, five hundred thirty-eight billion, two hundred forty-two million, thirty-five thousand, one hundred nineteen".