6123780928 has 28 divisors (see below), whose sum is σ = 12155220292. Its totient is φ = 3061048320.

The previous prime is 6123780913. The next prime is 6123781007. The reversal of 6123780928 is 8290873216.

It can be written as a sum of positive squares in 2 ways, for example, as 5738365504 + 385415424 = 75752^2 + 19632^2 .

It is a congruent number.

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, 267868 + ... + 289828.

Almost surely, 2^6123780928 is an apocalyptic number.

It is an amenable number.

6123780928 is a deficient number, since it is larger than the sum of its proper divisors (6031439364).

6123780928 is a wasteful number, since it uses less digits than its factorization.

6123780928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26330 (or 26320 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 6123780928 is about 78254.5904596018. The cubic root of 6123780928 is about 1829.5314603687.

The spelling of 6123780928 in words is "six billion, one hundred twenty-three million, seven hundred eighty thousand, nine hundred twenty-eight".