42725224264 has 8 divisors (see below), whose sum is σ = 80109795510. Its totient is φ = 21362612128.

The previous prime is 42725224261. The next prime is 42725224273. The reversal of 42725224264 is 46242252724.

It can be written as a sum of positive squares in only one way, i.e., 35845848900 + 6879375364 = 189330^2 + 82942^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (42725224261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2670326509 + ... + 2670326524.

Almost surely, 2^42725224264 is an apocalyptic number.

It is an amenable number.

42725224264 is a deficient number, since it is larger than the sum of its proper divisors (37384571246).

42725224264 is a wasteful number, since it uses less digits than its factorization.

42725224264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5340653039 (or 5340653035 counting only the distinct ones).

The product of its digits is 430080, while the sum is 40.

Adding to 42725224264 its reverse (46242252724), we get a palindrome (88967476988).

The spelling of 42725224264 in words is "forty-two billion, seven hundred twenty-five million, two hundred twenty-four thousand, two hundred sixty-four".