108851325641633 has 4 divisors (see below), whose sum is σ = 108880961181828. Its totient is φ = 108821690101440.

The previous prime is 108851325641621. The next prime is 108851325641651. The reversal of 108851325641633 is 336146523158801.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5064804262144 + 103786521379489 = 2250512^2 + 10187567^2 .

It is a cyclic number.

It is not a de Polignac number, because 108851325641633 - 2⁴⁶ = 38482581463969 is a prime.

It is a super-2 number, since 2×108851325641633² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (108851325641683) 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, 14817764588 + ... + 14817771933.

It is an arithmetic number, because the mean of its divisors is an integer number (27220240295457).

Almost surely, 2^{108851325641633} is an apocalyptic number.

It is an amenable number.

108851325641633 is a deficient number, since it is larger than the sum of its proper divisors (29635540195).

108851325641633 is an equidigital number, since it uses as much as digits as its factorization.

108851325641633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29635540194.

The product of its (nonzero) digits is 12441600, while the sum is 56.

The spelling of 108851325641633 in words is "one hundred eight trillion, eight hundred fifty-one billion, three hundred twenty-five million, six hundred forty-one thousand, six hundred thirty-three".