42008166707 has 16 divisors (see below), whose sum is σ = 47073882240. Its totient is φ = 37235632512.

The previous prime is 42008166677. The next prime is 42008166719. The reversal of 42008166707 is 70766180024.

42008166707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42008166707 - 2¹⁶ = 42008101171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42008166787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 616232 + ... + 680997.

It is an arithmetic number, because the mean of its divisors is an integer number (2942117640).

Almost surely, 2^42008166707 is an apocalyptic number.

42008166707 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

42008166707 is a deficient number, since it is larger than the sum of its proper divisors (5065715533).

42008166707 is a wasteful number, since it uses less digits than its factorization.

42008166707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297342.

The product of its (nonzero) digits is 112896, while the sum is 41.

The spelling of 42008166707 in words is "forty-two billion, eight million, one hundred sixty-six thousand, seven hundred seven".