42001445532025 has 48 divisors (see below), whose sum is σ = 59699102762880. Its totient is φ = 28715446886400.

The previous prime is 42001445531957. The next prime is 42001445532091. The reversal of 42001445532025 is 52023554410024.

It is not a de Polignac number, because 42001445532025 - 2⁷ = 42001445531897 is a prime.

It is a super-3 number, since 3×42001445532025³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79268022 + ... + 79796128.

It is an arithmetic number, because the mean of its divisors is an integer number (1243731307560).

Almost surely, 2^{42001445532025} is an apocalyptic number.

It is an amenable number.

42001445532025 is a deficient number, since it is larger than the sum of its proper divisors (17697657230855).

42001445532025 is a wasteful number, since it uses less digits than its factorization.

42001445532025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529474 (or 529469 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 42001445532025 its reverse (52023554410024), we get a palindrome (94024999942049).

The spelling of 42001445532025 in words is "forty-two trillion, one billion, four hundred forty-five million, five hundred thirty-two thousand, twenty-five".