42421330044151 has 4 divisors (see below), whose sum is σ = 42422361807672. Its totient is φ = 42420298280632.

The previous prime is 42421330044133. The next prime is 42421330044157. The reversal of 42421330044151 is 15144003312424.

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 42421330044151 - 2²⁷ = 42421195826423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42421330044157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515820085 + ... + 515902318.

It is an arithmetic number, because the mean of its divisors is an integer number (10605590451918).

Almost surely, 2^{42421330044151} is an apocalyptic number.

42421330044151 is a deficient number, since it is larger than the sum of its proper divisors (1031763521).

42421330044151 is a wasteful number, since it uses less digits than its factorization.

42421330044151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031763520.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 42421330044151 its reverse (15144003312424), we get a palindrome (57565333356575).

The spelling of 42421330044151 in words is "forty-two trillion, four hundred twenty-one billion, three hundred thirty million, forty-four thousand, one hundred fifty-one".