253845501273 has 48 divisors (see below), whose sum is σ = 453774420736. Its totient is φ = 133156690560.

The previous prime is 253845501233. The next prime is 253845501277. The reversal of 253845501273 is 372105548352.

253845501273 is a `hidden beast` number, since 2 + 5 + 3 + 84 + 550 + 12 + 7 + 3 = 666.

It is not a de Polignac number, because 253845501273 - 2⁹ = 253845500761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253845501277) 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 47 ways as a sum of consecutive naturals, for example, 707965 + ... + 1004442.

Almost surely, 2^253845501273 is an apocalyptic number.

It is an amenable number.

253845501273 is a deficient number, since it is larger than the sum of its proper divisors (199928919463).

253845501273 is a wasteful number, since it uses less digits than its factorization.

253845501273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712614 (or 1712611 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 253845501273 in words is "two hundred fifty-three billion, eight hundred forty-five million, five hundred one thousand, two hundred seventy-three".