1253379763567 has 8 divisors (see below), whose sum is σ = 1308001307616. Its totient is φ = 1198768783872.

The previous prime is 1253379763553. The next prime is 1253379763591. The reversal of 1253379763567 is 7653679733521.

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 1253379763567 - 2¹⁹ = 1253379239279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1253379763499 and 1253379763508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253379763547) 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, 2398158 + ... + 2873659.

It is an arithmetic number, because the mean of its divisors is an integer number (163500163452).

Almost surely, 2^{1253379763567} is an apocalyptic number.

1253379763567 is a deficient number, since it is larger than the sum of its proper divisors (54621544049).

1253379763567 is a wasteful number, since it uses less digits than its factorization.

1253379763567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5282177.

The product of its digits is 150028200, while the sum is 64.

The spelling of 1253379763567 in words is "one trillion, two hundred fifty-three billion, three hundred seventy-nine million, seven hundred sixty-three thousand, five hundred sixty-seven".