455947899 has 8 divisors (see below), whose sum is σ = 663196992. Its totient is φ = 276332040.

The previous prime is 455947873. The next prime is 455947903. The reversal of 455947899 is 998749554.

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

It is not a de Polignac number, because 455947899 - 2⁵ = 455947867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (455947819) 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, 6908269 + ... + 6908334.

It is an arithmetic number, because the mean of its divisors is an integer number (82899624).

Almost surely, 2^455947899 is an apocalyptic number.

455947899 is a deficient number, since it is larger than the sum of its proper divisors (207249093).

455947899 is a wasteful number, since it uses less digits than its factorization.

455947899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13816617.

The product of its digits is 16329600, while the sum is 60.

The square root of 455947899 is about 21352.9365427802. The cubic root of 455947899 is about 769.6709107006.

The spelling of 455947899 in words is "four hundred fifty-five million, nine hundred forty-seven thousand, eight hundred ninety-nine".