1253863262608 has 20 divisors (see below), whose sum is σ = 2650210987248. Its totient is φ = 569937846560.

The previous prime is 1253863262599. The next prime is 1253863262609. The reversal of 1253863262608 is 8062623683521.

It is not an unprimeable number, because it can be changed into a prime (1253863262609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3562111366 + ... + 3562111717.

Almost surely, 2^{1253863262608} is an apocalyptic number.

It is an amenable number.

1253863262608 is an abundant number, since it is smaller than the sum of its proper divisors (1396347724640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253863262608 is a wasteful number, since it uses less digits than its factorization.

1253863262608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7124223102 (or 7124223096 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 1253863262608 in words is "one trillion, two hundred fifty-three billion, eight hundred sixty-three million, two hundred sixty-two thousand, six hundred eight".