427550780723 has 16 divisors (see below), whose sum is σ = 473937868800. Its totient is φ = 382465596000.

The previous prime is 427550780693. The next prime is 427550780729. The reversal of 427550780723 is 327087055724.

It is a cyclic number.

It is not a de Polignac number, because 427550780723 - 2¹⁰ = 427550779699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427550780729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1043603 + ... + 1394348.

It is an arithmetic number, because the mean of its divisors is an integer number (29621116800).

Almost surely, 2^427550780723 is an apocalyptic number.

427550780723 is a deficient number, since it is larger than the sum of its proper divisors (46387088077).

427550780723 is a wasteful number, since it uses less digits than its factorization.

427550780723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2438218.

The product of its (nonzero) digits is 3292800, while the sum is 50.

The spelling of 427550780723 in words is "four hundred twenty-seven billion, five hundred fifty million, seven hundred eighty thousand, seven hundred twenty-three".