4778410438158 has 32 divisors (see below), whose sum is σ = 10932799530240. Its totient is φ = 1363920309120.

The previous prime is 4778410438117. The next prime is 4778410438171. The reversal of 4778410438158 is 8518340148774.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55782363 + ... + 55867958.

It is an arithmetic number, because the mean of its divisors is an integer number (341649985320).

Almost surely, 2^{4778410438158} is an apocalyptic number.

4778410438158 is an abundant number, since it is smaller than the sum of its proper divisors (6154389092082).

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

4778410438158 is a wasteful number, since it uses less digits than its factorization.

4778410438158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111651352.

The product of its (nonzero) digits is 24084480, while the sum is 60.

The spelling of 4778410438158 in words is "four trillion, seven hundred seventy-eight billion, four hundred ten million, four hundred thirty-eight thousand, one hundred fifty-eight".