4189964451 has 4 divisors (see below), whose sum is σ = 5586619272. Its totient is φ = 2793309632.

The previous prime is 4189964423. The next prime is 4189964477. The reversal of 4189964451 is 1544699814.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4189964451 - 2²³ = 4181575843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4189964394 and 4189964403.

It is not an unprimeable number, because it can be changed into a prime (4189964491) 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 3 ways as a sum of consecutive naturals, for example, 698327406 + ... + 698327411.

It is an arithmetic number, because the mean of its divisors is an integer number (1396654818).

Almost surely, 2^4189964451 is an apocalyptic number.

4189964451 is a deficient number, since it is larger than the sum of its proper divisors (1396654821).

4189964451 is a wasteful number, since it uses less digits than its factorization.

4189964451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396654820.

The product of its digits is 1244160, while the sum is 51.

The square root of 4189964451 is about 64729.9347365653. The cubic root of 4189964451 is about 1612.1425701854.

The spelling of 4189964451 in words is "four billion, one hundred eighty-nine million, nine hundred sixty-four thousand, four hundred fifty-one".