4124512491878 has 16 divisors (see below), whose sum is σ = 6267791731200. Its totient is φ = 2035416854016.

The previous prime is 4124512491857. The next prime is 4124512491947. The reversal of 4124512491878 is 8781942154214.

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, 42018953 + ... + 42116996.

It is an arithmetic number, because the mean of its divisors is an integer number (391736983200).

Almost surely, 2^{4124512491878} is an apocalyptic number.

4124512491878 is a deficient number, since it is larger than the sum of its proper divisors (2143279239322).

4124512491878 is a wasteful number, since it uses less digits than its factorization.

4124512491878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84136271.

The product of its digits is 5160960, while the sum is 56.

The spelling of 4124512491878 in words is "four trillion, one hundred twenty-four billion, five hundred twelve million, four hundred ninety-one thousand, eight hundred seventy-eight".