253269751428 has 96 divisors (see below), whose sum is σ = 661300348800. Its totient is φ = 83823196032.

The previous prime is 253269751403. The next prime is 253269751463. The reversal of 253269751428 is 824157962352.

253269751428 is a `hidden beast` number, since 2 + 5 + 32 + 6 + 97 + 514 + 2 + 8 = 666.

253269751428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 19516350 + ... + 19529322.

It is an arithmetic number, because the mean of its divisors is an integer number (6888545300).

Almost surely, 2^253269751428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253269751428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330650174400).

253269751428 is an abundant number, since it is smaller than the sum of its proper divisors (408030597372).

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

253269751428 is a wasteful number, since it uses less digits than its factorization.

253269751428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14258 (or 14250 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 253269751428 in words is "two hundred fifty-three billion, two hundred sixty-nine million, seven hundred fifty-one thousand, four hundred twenty-eight".