42120434246 has 8 divisors (see below), whose sum is σ = 68924346984. Its totient is φ = 19145651920.

The previous prime is 42120434207. The next prime is 42120434261. The reversal of 42120434246 is 64243402124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 957282575 + ... + 957282618.

It is an arithmetic number, because the mean of its divisors is an integer number (8615543373).

Almost surely, 2^42120434246 is an apocalyptic number.

42120434246 is a deficient number, since it is larger than the sum of its proper divisors (26803912738).

42120434246 is a wasteful number, since it uses less digits than its factorization.

42120434246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914565206.

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 42120434246 in words is "forty-two billion, one hundred twenty million, four hundred thirty-four thousand, two hundred forty-six".