42253630125 has 64 divisors (see below), whose sum is σ = 80411595264. Its totient is φ = 19302182400.

The previous prime is 42253630109. The next prime is 42253630127. The reversal of 42253630125 is 52103635224.

It is a happy number.

It is not a de Polignac number, because 42253630125 - 2⁴ = 42253630109 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42253630127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4292209 + ... + 4302041.

It is an arithmetic number, because the mean of its divisors is an integer number (1256431176).

Almost surely, 2^42253630125 is an apocalyptic number.

It is an amenable number.

42253630125 is a deficient number, since it is larger than the sum of its proper divisors (38157965139).

42253630125 is a wasteful number, since it uses less digits than its factorization.

42253630125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11495 (or 11485 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 42253630125 in words is "forty-two billion, two hundred fifty-three million, six hundred thirty thousand, one hundred twenty-five".