253048971745 has 16 divisors (see below), whose sum is σ = 304539724800. Its totient is φ = 201852068544.

The previous prime is 253048971743. The next prime is 253048971751. The reversal of 253048971745 is 547179840352.

It is a cyclic number.

It is not a de Polignac number, because 253048971745 - 2¹ = 253048971743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253048971743) 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, 16696431 + ... + 16711579.

It is an arithmetic number, because the mean of its divisors is an integer number (19033732800).

Almost surely, 2^253048971745 is an apocalyptic number.

It is an amenable number.

253048971745 is a deficient number, since it is larger than the sum of its proper divisors (51490753055).

253048971745 is a wasteful number, since it uses less digits than its factorization.

253048971745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24624.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 253048971745 in words is "two hundred fifty-three billion, forty-eight million, nine hundred seventy-one thousand, seven hundred forty-five".