254043340452 has 72 divisors (see below), whose sum is σ = 724700471040. Its totient is φ = 74328246720.

The previous prime is 254043340403. The next prime is 254043340457.

254043340452 is a `hidden beast` number, since 2 + 540 + 4 + 33 + 40 + 45 + 2 = 666.

254043340452 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (254043340457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11049268 + ... + 11072235.

It is an arithmetic number, because the mean of its divisors is an integer number (10065284320).

Almost surely, 2^254043340452 is an apocalyptic number.

254043340452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

254043340452 is an abundant number, since it is smaller than the sum of its proper divisors (470657130588).

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

254043340452 is a wasteful number, since it uses less digits than its factorization.

254043340452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22121553 (or 22121548 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

It can be divided in two parts, 254043 and 340452, that added together give a palindrome (594495).

The spelling of 254043340452 in words is "two hundred fifty-four billion, forty-three million, three hundred forty thousand, four hundred fifty-two".