254120021452 has 48 divisors (see below), whose sum is σ = 517597153920. Its totient is φ = 107884524800.

The previous prime is 254120021417. The next prime is 254120021453.

It is a happy number.

254120021452 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 254120021452.

It is not an unprimeable number, because it can be changed into a prime (254120021453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1198702 + ... + 1394677.

It is an arithmetic number, because the mean of its divisors is an integer number (10783274040).

Almost surely, 2^254120021452 is an apocalyptic number.

254120021452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

254120021452 is an abundant number, since it is smaller than the sum of its proper divisors (263477132468).

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

254120021452 is a wasteful number, since it uses less digits than its factorization.

254120021452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593542 (or 2593540 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

It can be divided in two parts, 2541200 and 21452, that added together give a palindrome (2562652).

The spelling of 254120021452 in words is "two hundred fifty-four billion, one hundred twenty million, twenty-one thousand, four hundred fifty-two".