456820234547 has 4 divisors (see below), whose sum is σ = 457337585640. Its totient is φ = 456302883456.

The previous prime is 456820234531. The next prime is 456820234571. The reversal of 456820234547 is 745432028654.

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 456820234547 - 2⁴ = 456820234531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 456820234495 and 456820234504.

It is not an unprimeable number, because it can be changed into a prime (456820234597) 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, 258674222 + ... + 258675987.

It is an arithmetic number, because the mean of its divisors is an integer number (114334396410).

Almost surely, 2^456820234547 is an apocalyptic number.

456820234547 is a deficient number, since it is larger than the sum of its proper divisors (517351093).

456820234547 is an equidigital number, since it uses as much as digits as its factorization.

456820234547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517351092.

The product of its (nonzero) digits is 6451200, while the sum is 50.

The spelling of 456820234547 in words is "four hundred fifty-six billion, eight hundred twenty million, two hundred thirty-four thousand, five hundred forty-seven".