93355408687331 has 4 divisors (see below), whose sum is σ = 106691895642672. Its totient is φ = 80018921731992.

The previous prime is 93355408687249. The next prime is 93355408687351. The reversal of 93355408687331 is 13378680455339.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-93355408687331 is a prime.

It is a super-2 number, since 2×93355408687331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93355408687351) 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, 6668243477660 + ... + 6668243477673.

It is an arithmetic number, because the mean of its divisors is an integer number (26672973910668).

Almost surely, 2^{93355408687331} is an apocalyptic number.

93355408687331 is a deficient number, since it is larger than the sum of its proper divisors (13336486955341).

93355408687331 is a wasteful number, since it uses less digits than its factorization.

93355408687331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13336486955340.

The product of its (nonzero) digits is 195955200, while the sum is 65.

The spelling of 93355408687331 in words is "ninety-three trillion, three hundred fifty-five billion, four hundred eight million, six hundred eighty-seven thousand, three hundred thirty-one".