4142476521 has 6 divisors (see below), whose sum is σ = 5983577210. Its totient is φ = 2761651008.

The previous prime is 4142476517. The next prime is 4142476531. The reversal of 4142476521 is 1256742414.

4142476521 is a `hidden beast` number, since 41 + 4 + 24 + 76 + 521 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3795176025 + 347300496 = 61605^2 + 18636^2 .

It is not a de Polignac number, because 4142476521 - 2² = 4142476517 is a prime.

It is a super-2 number, since 2×4142476521² = 34320223454072526882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4142476531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230137576 + ... + 230137593.

Almost surely, 2^4142476521 is an apocalyptic number.

It is an amenable number.

4142476521 is a deficient number, since it is larger than the sum of its proper divisors (1841100689).

4142476521 is a wasteful number, since it uses less digits than its factorization.

4142476521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460275175 (or 460275172 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 4142476521 is about 64362.0736225924. The cubic root of 4142476521 is about 1606.0288846491.

The spelling of 4142476521 in words is "four billion, one hundred forty-two million, four hundred seventy-six thousand, five hundred twenty-one".