42642276273 has 6 divisors (see below), whose sum is σ = 61594399074. Its totient is φ = 28428184176.

The previous prime is 42642276239. The next prime is 42642276317. The reversal of 42642276273 is 37267224624.

It can be written as a sum of positive squares in only one way, i.e., 36148656384 + 6493619889 = 190128^2 + 80583^2 .

It is not a de Polignac number, because 42642276273 - 2³³ = 34052341681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42642276073) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2369015340 + ... + 2369015357.

It is an arithmetic number, because the mean of its divisors is an integer number (10265733179).

Almost surely, 2^42642276273 is an apocalyptic number.

It is an amenable number.

42642276273 is a deficient number, since it is larger than the sum of its proper divisors (18952122801).

42642276273 is a wasteful number, since it uses less digits than its factorization.

42642276273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738030703 (or 4738030700 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 45.

The spelling of 42642276273 in words is "forty-two billion, six hundred forty-two million, two hundred seventy-six thousand, two hundred seventy-three".