3877899552 has 72 divisors (see below), whose sum is σ = 11325855996. Its totient is φ = 1257693696.

The previous prime is 3877899481. The next prime is 3877899569. The reversal of 3877899552 is 2559987783.

3877899552 is a `hidden beast` number, since 3 + 8 + 7 + 78 + 9 + 9 + 552 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3794067216 + 83832336 = 61596^2 + 9156^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a self number, because there is not a number n which added to its sum of digits gives 3877899552.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171303 + ... + 192614.

Almost surely, 2^3877899552 is an apocalyptic number.

3877899552 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3877899552 is an abundant number, since it is smaller than the sum of its proper divisors (7447956444).

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

3877899552 is a wasteful number, since it uses less digits than its factorization.

3877899552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363970 (or 363959 counting only the distinct ones).

The product of its digits is 38102400, while the sum is 63.

The square root of 3877899552 is about 62272.7833969223. The cubic root of 3877899552 is about 1571.0819961138.

The spelling of 3877899552 in words is "three billion, eight hundred seventy-seven million, eight hundred ninety-nine thousand, five hundred fifty-two".