155315326253 has 8 divisors (see below), whose sum is σ = 157435755456. Its totient is φ = 153200829600.

The previous prime is 155315326217. The next prime is 155315326259. The reversal of 155315326253 is 352623513551.

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

It is a cyclic number.

It is not a de Polignac number, because 155315326253 - 2⁶ = 155315326189 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 155315326253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155315326259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1430408 + ... + 1535153.

It is an arithmetic number, because the mean of its divisors is an integer number (19679469432).

Almost surely, 2^155315326253 is an apocalyptic number.

It is an amenable number.

155315326253 is a deficient number, since it is larger than the sum of its proper divisors (2120429203).

155315326253 is an equidigital number, since it uses as much as digits as its factorization.

155315326253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2966275.

The product of its digits is 405000, while the sum is 41.

The spelling of 155315326253 in words is "one hundred fifty-five billion, three hundred fifteen million, three hundred twenty-six thousand, two hundred fifty-three".