3541519980 has 72 divisors (see below), whose sum is σ = 11089163904. Its totient is φ = 913939200.

The previous prime is 3541519939. The next prime is 3541519987. The reversal of 3541519980 is 899151453.

3541519980 is a `hidden beast` number, since 3 + 5 + 41 + 519 + 98 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3541519987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 311761 + ... + 322920.

Almost surely, 2^3541519980 is an apocalyptic number.

3541519980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3541519980 is an abundant number, since it is smaller than the sum of its proper divisors (7547643924).

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

3541519980 is a wasteful number, since it uses less digits than its factorization.

3541519980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634727 (or 634722 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The square root of 3541519980 is about 59510.6711439217. The cubic root of 3541519980 is about 1524.2746678769.

The spelling of 3541519980 in words is "three billion, five hundred forty-one million, five hundred nineteen thousand, nine hundred eighty".