42400033135 has 4 divisors (see below), whose sum is σ = 50880039768. Its totient is φ = 33920026504.

The previous prime is 42400033097. The next prime is 42400033147. The reversal of 42400033135 is 53133000424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42400033135 - 2²⁵ = 42366478703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 4240003309 + ... + 4240003318.

It is an arithmetic number, because the mean of its divisors is an integer number (12720009942).

Almost surely, 2^42400033135 is an apocalyptic number.

42400033135 is a deficient number, since it is larger than the sum of its proper divisors (8480006633).

42400033135 is an equidigital number, since it uses as much as digits as its factorization.

42400033135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8480006632.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 42400033135 its reverse (53133000424), we get a palindrome (95533033559).

The spelling of 42400033135 in words is "forty-two billion, four hundred million, thirty-three thousand, one hundred thirty-five".