3516451632 has 120 divisors (see below), whose sum is σ = 10617070464. Its totient is φ = 1082345472.

The previous prime is 3516451573. The next prime is 3516451639. The reversal of 3516451632 is 2361546153.

3516451632 is a `hidden beast` number, since 3 + 5 + 1 + 645 + 1 + 6 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3516451639) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116193 + ... + 143295.

Almost surely, 2^3516451632 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 3516451632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5308535232).

3516451632 is an abundant number, since it is smaller than the sum of its proper divisors (7100618832).

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

3516451632 is a wasteful number, since it uses less digits than its factorization.

3516451632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27187 (or 27178 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 3516451632 is about 59299.6764915290. The cubic root of 3516451632 is about 1520.6696656795.

Adding to 3516451632 its reverse (2361546153), we get a palindrome (5877997785).

The spelling of 3516451632 in words is "three billion, five hundred sixteen million, four hundred fifty-one thousand, six hundred thirty-two".