253760521163 has 8 divisors (see below), whose sum is σ = 254019135216. Its totient is φ = 253502028000.

The previous prime is 253760521141. The next prime is 253760521199. The reversal of 253760521163 is 361125067352.

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-253760521163 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 253760521163.

It is not an unprimeable number, because it can be changed into a prime (253760421163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4511513 + ... + 4567413.

It is an arithmetic number, because the mean of its divisors is an integer number (31752391902).

Almost surely, 2^253760521163 is an apocalyptic number.

253760521163 is a deficient number, since it is larger than the sum of its proper divisors (258614053).

253760521163 is a wasteful number, since it uses less digits than its factorization.

253760521163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60445.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 253760521163 in words is "two hundred fifty-three billion, seven hundred sixty million, five hundred twenty-one thousand, one hundred sixty-three".