253742699289 has 8 divisors (see below), whose sum is σ = 343373205280. Its totient is φ = 166636996416.

The previous prime is 253742699257. The next prime is 253742699299. The reversal of 253742699289 is 982996247352.

253742699289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 253742699289 - 2⁵ = 253742699257 is a prime.

It is a super-2 number, since 2×253742699289² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253742699219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631200544 + ... + 631200945.

It is an arithmetic number, because the mean of its divisors is an integer number (42921650660).

Almost surely, 2^253742699289 is an apocalyptic number.

It is an amenable number.

253742699289 is a deficient number, since it is larger than the sum of its proper divisors (89630505991).

253742699289 is a wasteful number, since it uses less digits than its factorization.

253742699289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262401559.

The product of its digits is 117573120, while the sum is 66.

The spelling of 253742699289 in words is "two hundred fifty-three billion, seven hundred forty-two million, six hundred ninety-nine thousand, two hundred eighty-nine".