42785715435 has 16 divisors (see below), whose sum is σ = 70126832160. Its totient is φ = 22262485760.

The previous prime is 42785715407. The next prime is 42785715491. The reversal of 42785715435 is 53451758724.

It is not a de Polignac number, because 42785715435 - 2¹⁹ = 42785191147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34784520 + ... + 34785749.

It is an arithmetic number, because the mean of its divisors is an integer number (4382927010).

Almost surely, 2^42785715435 is an apocalyptic number.

42785715435 is a deficient number, since it is larger than the sum of its proper divisors (27341116725).

42785715435 is a wasteful number, since it uses less digits than its factorization.

42785715435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69570318.

The product of its digits is 4704000, while the sum is 51.

The spelling of 42785715435 in words is "forty-two billion, seven hundred eighty-five million, seven hundred fifteen thousand, four hundred thirty-five".