3521162412 has 18 divisors (see below), whose sum is σ = 8900716188. Its totient is φ = 1173720792.

The previous prime is 3521162401. The next prime is 3521162419. The reversal of 3521162412 is 2142611253.

3521162412 is a `hidden beast` number, since 3 + 5 + 21 + 1 + 624 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (3521162419) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48904998 + ... + 48905069.

Almost surely, 2^3521162412 is an apocalyptic number.

It is an amenable number.

3521162412 is an abundant number, since it is smaller than the sum of its proper divisors (5379553776).

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

3521162412 is a wasteful number, since it uses less digits than its factorization.

3521162412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97810077 (or 97810072 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 3521162412 is about 59339.3833132769. The cubic root of 3521162412 is about 1521.3484127538.

Adding to 3521162412 its reverse (2142611253), we get a palindrome (5663773665).

The spelling of 3521162412 in words is "three billion, five hundred twenty-one million, one hundred sixty-two thousand, four hundred twelve".