42309680701591 has 16 divisors (see below), whose sum is σ = 42791954343840. Its totient is φ = 41830237209600.

The previous prime is 42309680701571. The next prime is 42309680701681. The reversal of 42309680701591 is 19510708690324.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 42309680701591 - 2³³ = 42301090766999 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 (42309680701571) 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, 35816815 + ... + 36979231.

It is an arithmetic number, because the mean of its divisors is an integer number (2674497146490).

It is a 1-persistent number, because it is pandigital, but 2⋅42309680701591 = 84619361403182 is not.

Almost surely, 2^{42309680701591} is an apocalyptic number.

42309680701591 is a deficient number, since it is larger than the sum of its proper divisors (482273642249).

42309680701591 is a wasteful number, since it uses less digits than its factorization.

42309680701591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163634.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 42309680701591 in words is "forty-two trillion, three hundred nine billion, six hundred eighty million, seven hundred one thousand, five hundred ninety-one".