4542178129612 has 12 divisors (see below), whose sum is σ = 7949184727120. Its totient is φ = 2270982493296.

The previous prime is 4542178129571. The next prime is 4542178129663. The reversal of 4542178129612 is 2169218712454.

It is a happy number.

It is a super-2 number, since 2×4542178129612² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4542178129612.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26546943 + ... + 26717494.

Almost surely, 2^{4542178129612} is an apocalyptic number.

It is an amenable number.

4542178129612 is a deficient number, since it is larger than the sum of its proper divisors (3407006597508).

4542178129612 is a wasteful number, since it uses less digits than its factorization.

4542178129612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53285760 (or 53285758 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 52.

The spelling of 4542178129612 in words is "four trillion, five hundred forty-two billion, one hundred seventy-eight million, one hundred twenty-nine thousand, six hundred twelve".