42450535651213 has 4 divisors (see below), whose sum is σ = 42987884203840. Its totient is φ = 41913187098588.

The previous prime is 42450535651207. The next prime is 42450535651261. The reversal of 42450535651213 is 31215653505424.

42450535651213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42450535651213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42450575651213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268674276195 + ... + 268674276352.

It is an arithmetic number, because the mean of its divisors is an integer number (10746971050960).

Almost surely, 2^{42450535651213} is an apocalyptic number.

It is an amenable number.

42450535651213 is a deficient number, since it is larger than the sum of its proper divisors (537348552627).

42450535651213 is an equidigital number, since it uses as much as digits as its factorization.

42450535651213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537348552626.

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

The spelling of 42450535651213 in words is "forty-two trillion, four hundred fifty billion, five hundred thirty-five million, six hundred fifty-one thousand, two hundred thirteen".