42006452525 has 12 divisors (see below), whose sum is σ = 52090570752. Its totient is φ = 33603504240.

The previous prime is 42006452507. The next prime is 42006452531. The reversal of 42006452525 is 52525460024.

It is not a de Polignac number, because 42006452525 - 2¹⁴ = 42006436141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 859394 + ... + 906956.

It is an arithmetic number, because the mean of its divisors is an integer number (4340880896).

Almost surely, 2^42006452525 is an apocalyptic number.

It is an amenable number.

42006452525 is a deficient number, since it is larger than the sum of its proper divisors (10084118227).

42006452525 is a wasteful number, since it uses less digits than its factorization.

42006452525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82900 (or 82895 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 42006452525 in words is "forty-two billion, six million, four hundred fifty-two thousand, five hundred twenty-five".