42187533143424 has 64 divisors (see below), whose sum is σ = 118652436984240. Its totient is φ = 13235304513536.

The previous prime is 42187533143341. The next prime is 42187533143491. The reversal of 42187533143424 is 42434133578124.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 3231268989 + ... + 3231282044.

Almost surely, 2^{42187533143424} is an apocalyptic number.

It is an amenable number.

42187533143424 is an abundant number, since it is smaller than the sum of its proper divisors (76464903840816).

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

42187533143424 is a wasteful number, since it uses less digits than its factorization.

42187533143424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6462551067 (or 6462551055 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 51.

The spelling of 42187533143424 in words is "forty-two trillion, one hundred eighty-seven billion, five hundred thirty-three million, one hundred forty-three thousand, four hundred twenty-four".