4889937521 has 8 divisors (see below), whose sum is σ = 5621965440. Its totient is φ = 4166275968.

The previous prime is 4889937509. The next prime is 4889937583. The reversal of 4889937521 is 1257399884.

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 4889937521 - 2¹⁴ = 4889921137 is a prime.

It is a super-2 number, since 2×4889937521² = 47822977918567250882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4889937721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2090336 + ... + 2092673.

It is an arithmetic number, because the mean of its divisors is an integer number (702745680).

Almost surely, 2^4889937521 is an apocalyptic number.

It is an amenable number.

4889937521 is a deficient number, since it is larger than the sum of its proper divisors (732027919).

4889937521 is a wasteful number, since it uses less digits than its factorization.

4889937521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4183183.

The product of its digits is 4354560, while the sum is 56.

The square root of 4889937521 is about 69928.0882121054. The cubic root of 4889937521 is about 1697.3357947131.

The spelling of 4889937521 in words is "four billion, eight hundred eighty-nine million, nine hundred thirty-seven thousand, five hundred twenty-one".