253254660663 has 8 divisors (see below), whose sum is σ = 345908804976. Its totient is φ = 164718478400.

The previous prime is 253254660661. The next prime is 253254660713. The reversal of 253254660663 is 366066452352.

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 not a de Polignac number, because 253254660663 - 2¹ = 253254660661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253254660661) 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, 1029490368 + ... + 1029490613.

It is an arithmetic number, because the mean of its divisors is an integer number (43238600622).

Almost surely, 2^253254660663 is an apocalyptic number.

253254660663 is a deficient number, since it is larger than the sum of its proper divisors (92654144313).

253254660663 is a wasteful number, since it uses less digits than its factorization.

253254660663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058981025.

The product of its (nonzero) digits is 4665600, while the sum is 48.

The spelling of 253254660663 in words is "two hundred fifty-three billion, two hundred fifty-four million, six hundred sixty thousand, six hundred sixty-three".