6011777728 has 56 divisors (see below), whose sum is σ = 13779697104. Its totient is φ = 2571878400.

The previous prime is 6011777719. The next prime is 6011777729. The reversal of 6011777728 is 8277771106.

It is a happy number.

It is a super-2 number, since 2×6011777728² = 72282942901753683968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6011777729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239193 + ... + 263128.

Almost surely, 2^6011777728 is an apocalyptic number.

6011777728 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

6011777728 is an abundant number, since it is smaller than the sum of its proper divisors (7767919376).

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

6011777728 is a wasteful number, since it uses less digits than its factorization.

6011777728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502361 (or 502351 counting only the distinct ones).

The product of its (nonzero) digits is 230496, while the sum is 46.

The square root of 6011777728 is about 77535.6545596927. The cubic root of 6011777728 is about 1818.3087908272.

The spelling of 6011777728 in words is "six billion, eleven million, seven hundred seventy-seven thousand, seven hundred twenty-eight".