8134440454 has 16 divisors (see below), whose sum is σ = 14321641248. Its totient is φ = 3391967232.

The previous prime is 8134440407. The next prime is 8134440469. The reversal of 8134440454 is 4540444318.

It is a super-2 number, since 2×8134440454² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

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, 7851259 + ... + 7852294.

It is an arithmetic number, because the mean of its divisors is an integer number (895102578).

Almost surely, 2^8134440454 is an apocalyptic number.

8134440454 is a deficient number, since it is larger than the sum of its proper divisors (6187200794).

8134440454 is a wasteful number, since it uses less digits than its factorization.

8134440454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15703599.

The product of its (nonzero) digits is 122880, while the sum is 37.

The square root of 8134440454 is about 90191.1329011893. The cubic root of 8134440454 is about 2011.1411928350.

The spelling of 8134440454 in words is "eight billion, one hundred thirty-four million, four hundred forty thousand, four hundred fifty-four".