2155325445023 has 8 divisors (see below), whose sum is σ = 2278758184320. Its totient is φ = 2032892161560.

The previous prime is 2155325444983. The next prime is 2155325445079. The reversal of 2155325445023 is 3205445235512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2155325445023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2155325441023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249859523 + ... + 249868148.

It is an arithmetic number, because the mean of its divisors is an integer number (284844773040).

Almost surely, 2^{2155325445023} is an apocalyptic number.

2155325445023 is a deficient number, since it is larger than the sum of its proper divisors (123432739297).

2155325445023 is a wasteful number, since it uses less digits than its factorization.

2155325445023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499727917.

The product of its (nonzero) digits is 720000, while the sum is 41.

The spelling of 2155325445023 in words is "two trillion, one hundred fifty-five billion, three hundred twenty-five million, four hundred forty-five thousand, twenty-three".