155242504305353 has 16 divisors (see below), whose sum is σ = 163681962850560. Its totient is φ = 147087477763200.

The previous prime is 155242504305349. The next prime is 155242504305389. The reversal of 155242504305353 is 353503405242551.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 155242504305353 - 2² = 155242504305349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155242504305298 and 155242504305307.

It is not an unprimeable number, because it can be changed into a prime (155242504305253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392664275 + ... + 393059432.

It is an arithmetic number, because the mean of its divisors is an integer number (10230122678160).

Almost surely, 2^{155242504305353} is an apocalyptic number.

It is an amenable number.

155242504305353 is a deficient number, since it is larger than the sum of its proper divisors (8439458545207).

155242504305353 is an equidigital number, since it uses as much as digits as its factorization.

155242504305353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785723888.

The product of its (nonzero) digits is 5400000, while the sum is 47.

The spelling of 155242504305353 in words is "one hundred fifty-five trillion, two hundred forty-two billion, five hundred four million, three hundred five thousand, three hundred fifty-three".