42029404715 has 4 divisors (see below), whose sum is σ = 50435285664. Its totient is φ = 33623523768.

The previous prime is 42029404661. The next prime is 42029404723. The reversal of 42029404715 is 51740492024.

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 42029404715 - 2³⁴ = 24849535531 is a prime.

It is a Duffinian 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, 4202940467 + ... + 4202940476.

It is an arithmetic number, because the mean of its divisors is an integer number (12608821416).

Almost surely, 2^42029404715 is an apocalyptic number.

42029404715 is a deficient number, since it is larger than the sum of its proper divisors (8405880949).

42029404715 is an equidigital number, since it uses as much as digits as its factorization.

42029404715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8405880948.

The product of its (nonzero) digits is 80640, while the sum is 38.

Adding to 42029404715 its reverse (51740492024), we get a palindrome (93769896739).

The spelling of 42029404715 in words is "forty-two billion, twenty-nine million, four hundred four thousand, seven hundred fifteen".