456321647949 has 16 divisors (see below), whose sum is σ = 609040031424. Its totient is φ = 303908976000.

The previous prime is 456321647939. The next prime is 456321647953. The reversal of 456321647949 is 949746123654.

It is not a de Polignac number, because 456321647949 - 2⁹ = 456321647437 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 456321647892 and 456321647901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456321647939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17290734 + ... + 17317104.

It is an arithmetic number, because the mean of its divisors is an integer number (38065001964).

Almost surely, 2^456321647949 is an apocalyptic number.

It is an amenable number.

456321647949 is a deficient number, since it is larger than the sum of its proper divisors (152718383475).

456321647949 is a wasteful number, since it uses less digits than its factorization.

456321647949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31948.

The product of its digits is 39191040, while the sum is 60.

The spelling of 456321647949 in words is "four hundred fifty-six billion, three hundred twenty-one million, six hundred forty-seven thousand, nine hundred forty-nine".