3555149988 has 48 divisors (see below), whose sum is σ = 8937411840. Its totient is φ = 1093407744.

The previous prime is 3555149987. The next prime is 3555150017. The reversal of 3555149988 is 8899415553.

It is a happy number.

3555149988 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3555149987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528148 + ... + 534836.

It is an arithmetic number, because the mean of its divisors is an integer number (186196080).

Almost surely, 2^3555149988 is an apocalyptic number.

It is an amenable number.

3555149988 is an abundant number, since it is smaller than the sum of its proper divisors (5382261852).

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

3555149988 is a wasteful number, since it uses less digits than its factorization.

3555149988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10116 (or 10114 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 57.

The square root of 3555149988 is about 59625.0785156716. The cubic root of 3555149988 is about 1526.2276221615.

The spelling of 3555149988 in words is "three billion, five hundred fifty-five million, one hundred forty-nine thousand, nine hundred eighty-eight".