654442762443 has 16 divisors (see below), whose sum is σ = 900828235776. Its totient is φ = 422179038720.

The previous prime is 654442762409. The next prime is 654442762447. The reversal of 654442762443 is 344267244456.

It is not a de Polignac number, because 654442762443 - 2³⁴ = 637262893259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (654442762447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 600730 + ... + 1292192.

It is an arithmetic number, because the mean of its divisors is an integer number (56301764736).

Almost surely, 2^654442762443 is an apocalyptic number.

654442762443 is a deficient number, since it is larger than the sum of its proper divisors (246385473333).

654442762443 is a wasteful number, since it uses less digits than its factorization.

654442762443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701674.

The product of its digits is 15482880, while the sum is 51.

The spelling of 654442762443 in words is "six hundred fifty-four billion, four hundred forty-two million, seven hundred sixty-two thousand, four hundred forty-three".