3516641521 has 8 divisors (see below), whose sum is σ = 3576538944. Its totient is φ = 3456816720.

The previous prime is 3516641509. The next prime is 3516641537. The reversal of 3516641521 is 1251466153.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3516641521 - 2²⁵ = 3483087089 is a prime.

It is a super-3 number, since 3×3516641521³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3516641501) 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 7 ways as a sum of consecutive naturals, for example, 84396 + ... + 118978.

It is an arithmetic number, because the mean of its divisors is an integer number (447067368).

Almost surely, 2^3516641521 is an apocalyptic number.

It is an amenable number.

3516641521 is a deficient number, since it is larger than the sum of its proper divisors (59897423).

3516641521 is a wasteful number, since it uses less digits than its factorization.

3516641521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36311.

The product of its digits is 21600, while the sum is 34.

The square root of 3516641521 is about 59301.2775663392. The cubic root of 3516641521 is about 1520.6970373290.

The spelling of 3516641521 in words is "three billion, five hundred sixteen million, six hundred forty-one thousand, five hundred twenty-one".