71067152142 has 64 divisors (see below), whose sum is σ = 180541301760. Its totient is φ = 20298904992.

The previous prime is 71067152129. The next prime is 71067152159. The reversal of 71067152142 is 24125176017.

71067152142 is a `hidden beast` number, since 71 + 0 + 67 + 1 + 521 + 4 + 2 = 666.

It is a super-2 number, since 2×71067152142² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 71067152097 and 71067152106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1343548 + ... + 1395440.

It is an arithmetic number, because the mean of its divisors is an integer number (2820957840).

Almost surely, 2^71067152142 is an apocalyptic number.

71067152142 is an abundant number, since it is smaller than the sum of its proper divisors (109474149618).

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

71067152142 is a wasteful number, since it uses less digits than its factorization.

71067152142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55534 (or 55528 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The spelling of 71067152142 in words is "seventy-one billion, sixty-seven million, one hundred fifty-two thousand, one hundred forty-two".