42442050625 has 40 divisors (see below), whose sum is σ = 57566372864. Its totient is φ = 31094280000.

The previous prime is 42442050583. The next prime is 42442050649. The reversal of 42442050625 is 52605024424.

It is not a de Polignac number, because 42442050625 - 2¹⁵ = 42442017857 is a prime.

It is a super-2 number, since 2×42442050625² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 1011310 + ... + 1052440.

Almost surely, 2^42442050625 is an apocalyptic number.

It is an amenable number.

42442050625 is a deficient number, since it is larger than the sum of its proper divisors (15124322239).

42442050625 is a wasteful number, since it uses less digits than its factorization.

42442050625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41291 (or 41276 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 42442050625 in words is "forty-two billion, four hundred forty-two million, fifty thousand, six hundred twenty-five".