108021454653 has 32 divisors (see below), whose sum is σ = 166966917120. Its totient is φ = 60845889600.

The previous prime is 108021454633. The next prime is 108021454687. The reversal of 108021454653 is 356454120801.

It is not a de Polignac number, because 108021454653 - 2²² = 108017260349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108021454633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 369288 + ... + 593646.

It is an arithmetic number, because the mean of its divisors is an integer number (5217716160).

Almost surely, 2^108021454653 is an apocalyptic number.

It is an amenable number.

108021454653 is a deficient number, since it is larger than the sum of its proper divisors (58945462467).

108021454653 is a wasteful number, since it uses less digits than its factorization.

108021454653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224697.

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 108021454653 in words is "one hundred eight billion, twenty-one million, four hundred fifty-four thousand, six hundred fifty-three".