3551948928 has 256 divisors, whose sum is σ = 11513923200. Its totient is φ = 1069056000.

The previous prime is 3551948927. The next prime is 3551948951. The reversal of 3551948928 is 8298491553.

3551948928 is a `hidden beast` number, since 3 + 551 + 9 + 4 + 89 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (3551948927) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8857528 + ... + 8857928.

Almost surely, 2^3551948928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551948928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5756961600).

3551948928 is an abundant number, since it is smaller than the sum of its proper divisors (7961974272).

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

3551948928 is a wasteful number, since it uses less digits than its factorization.

3551948928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668 (or 650 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 54.

The square root of 3551948928 is about 59598.2292354395. The cubic root of 3551948928 is about 1525.7694124039.

The spelling of 3551948928 in words is "three billion, five hundred fifty-one million, nine hundred forty-eight thousand, nine hundred twenty-eight".