42281650952 has 8 divisors (see below), whose sum is σ = 79278095550. Its totient is φ = 21140825472.

The previous prime is 42281650937. The next prime is 42281650991. The reversal of 42281650952 is 25905618224.

It can be written as a sum of positive squares in only one way, i.e., 40242767236 + 2038883716 = 200606^2 + 45154^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2642603177 + ... + 2642603192.

Almost surely, 2^42281650952 is an apocalyptic number.

It is an amenable number.

42281650952 is a deficient number, since it is larger than the sum of its proper divisors (36996444598).

42281650952 is a wasteful number, since it uses less digits than its factorization.

42281650952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5285206375 (or 5285206371 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 42281650952 in words is "forty-two billion, two hundred eighty-one million, six hundred fifty thousand, nine hundred fifty-two".