456820457323 has 4 divisors (see below), whose sum is σ = 456823051048. Its totient is φ = 456817863600.

The previous prime is 456820457311. The next prime is 456820457351. The reversal of 456820457323 is 323754028654.

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 456820457323 - 2¹⁷ = 456820326251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456820451323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011786 + ... + 1391887.

It is an arithmetic number, because the mean of its divisors is an integer number (114205762762).

Almost surely, 2^456820457323 is an apocalyptic number.

456820457323 is a deficient number, since it is larger than the sum of its proper divisors (2593725).

456820457323 is a wasteful number, since it uses less digits than its factorization.

456820457323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2593724.

The product of its (nonzero) digits is 4838400, while the sum is 49.

The spelling of 456820457323 in words is "four hundred fifty-six billion, eight hundred twenty million, four hundred fifty-seven thousand, three hundred twenty-three".