42070261267 has 16 divisors (see below), whose sum is σ = 45645763680. Its totient is φ = 38619689472.

The previous prime is 42070261229. The next prime is 42070261283. The reversal of 42070261267 is 76216207024.

It is a cyclic number.

It is not a de Polignac number, because 42070261267 - 2¹⁹ = 42069736979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42070261297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477693 + ... + 558865.

It is an arithmetic number, because the mean of its divisors is an integer number (2852860230).

Almost surely, 2^42070261267 is an apocalyptic number.

42070261267 is a deficient number, since it is larger than the sum of its proper divisors (3575502413).

42070261267 is a wasteful number, since it uses less digits than its factorization.

42070261267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81942.

The product of its (nonzero) digits is 56448, while the sum is 37.

The spelling of 42070261267 in words is "forty-two billion, seventy million, two hundred sixty-one thousand, two hundred sixty-seven".