59391306691 has 4 divisors (see below), whose sum is σ = 59396742000. Its totient is φ = 59385871384.

The previous prime is 59391306683. The next prime is 59391306707. The reversal of 59391306691 is 19660319395.

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 59391306691 - 2³ = 59391306683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (59391306661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2701231 + ... + 2723128.

It is an arithmetic number, because the mean of its divisors is an integer number (14849185500).

Almost surely, 2^59391306691 is an apocalyptic number.

59391306691 is a deficient number, since it is larger than the sum of its proper divisors (5435309).

59391306691 is a wasteful number, since it uses less digits than its factorization.

59391306691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5435308.

The product of its (nonzero) digits is 1180980, while the sum is 52.

The spelling of 59391306691 in words is "fifty-nine billion, three hundred ninety-one million, three hundred six thousand, six hundred ninety-one".