253040289411 has 144 divisors (see below), whose sum is σ = 461807907840. Its totient is φ = 122360958720.

The previous prime is 253040289407. The next prime is 253040289421. The reversal of 253040289411 is 114982040352.

It is not a de Polignac number, because 253040289411 - 2² = 253040289407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 253040289411.

It is not an unprimeable number, because it can be changed into a prime (253040289421) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 14623881 + ... + 14641173.

It is an arithmetic number, because the mean of its divisors is an integer number (3206999360).

Almost surely, 2^253040289411 is an apocalyptic number.

253040289411 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

253040289411 is a deficient number, since it is larger than the sum of its proper divisors (208767618429).

253040289411 is a wasteful number, since it uses less digits than its factorization.

253040289411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17386 (or 17366 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 253040289411 in words is "two hundred fifty-three billion, forty million, two hundred eighty-nine thousand, four hundred eleven".