1505381055223 has 8 divisors (see below), whose sum is σ = 1557365964336. Its totient is φ = 1454123208000.

The previous prime is 1505381055181. The next prime is 1505381055259. The reversal of 1505381055223 is 3225501835051.

It is a happy number.

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-1505381055223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1505381055023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181761261 + ... + 181769542.

It is an arithmetic number, because the mean of its divisors is an integer number (194670745542).

Almost surely, 2^{1505381055223} is an apocalyptic number.

1505381055223 is a deficient number, since it is larger than the sum of its proper divisors (51984909113).

1505381055223 is a wasteful number, since it uses less digits than its factorization.

1505381055223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363530945.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 1505381055223 in words is "one trillion, five hundred five billion, three hundred eighty-one million, fifty-five thousand, two hundred twenty-three".