1505140555253 has 16 divisors (see below), whose sum is σ = 1593058233600. Its totient is φ = 1419853431360.

The previous prime is 1505140555211. The next prime is 1505140555343. The reversal of 1505140555253 is 3525550415051.

It is a cyclic number.

It is not a de Polignac number, because 1505140555253 - 2²⁸ = 1504872119797 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 1505140555253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1505140555453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1681343 + ... + 2416028.

It is an arithmetic number, because the mean of its divisors is an integer number (99566139600).

Almost surely, 2^{1505140555253} is an apocalyptic number.

It is an amenable number.

1505140555253 is a deficient number, since it is larger than the sum of its proper divisors (87917678347).

1505140555253 is a wasteful number, since it uses less digits than its factorization.

1505140555253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097692.

The product of its (nonzero) digits is 375000, while the sum is 41.

The spelling of 1505140555253 in words is "one trillion, five hundred five billion, one hundred forty million, five hundred fifty-five thousand, two hundred fifty-three".