455681479 has 8 divisors (see below), whose sum is σ = 504109440. Its totient is φ = 408420600.

The previous prime is 455681467. The next prime is 455681507. The reversal of 455681479 is 974186554.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455681479 is a prime.

It is a super-2 number, since 2×455681479² = 415291220607254882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455681179) 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, 290949 + ... + 292510.

It is an arithmetic number, because the mean of its divisors is an integer number (63013680).

Almost surely, 2^455681479 is an apocalyptic number.

455681479 is a deficient number, since it is larger than the sum of its proper divisors (48427961).

455681479 is a wasteful number, since it uses less digits than its factorization.

455681479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583541.

The product of its digits is 1209600, while the sum is 49.

The square root of 455681479 is about 21346.6971449918. The cubic root of 455681479 is about 769.5209698288.

The spelling of 455681479 in words is "four hundred fifty-five million, six hundred eighty-one thousand, four hundred seventy-nine".