42352125125536 has 12 divisors (see below), whose sum is σ = 83380746340962. Its totient is φ = 21176062562752.

The previous prime is 42352125125411. The next prime is 42352125125539. The reversal of 42352125125536 is 63552152125324.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 40501056033936 + 1851069091600 = 6364044^2 + 1360540^2 .

It is not an unprimeable number, because it can be changed into a prime (42352125125539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661751955055 + ... + 661751955118.

Almost surely, 2^{42352125125536} is an apocalyptic number.

It is an amenable number.

42352125125536 is a deficient number, since it is larger than the sum of its proper divisors (41028621215426).

42352125125536 is a wasteful number, since it uses less digits than its factorization.

42352125125536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323503910183 (or 1323503910175 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 46.

The spelling of 42352125125536 in words is "forty-two trillion, three hundred fifty-two billion, one hundred twenty-five million, one hundred twenty-five thousand, five hundred thirty-six".