254212795509 has 16 divisors (see below), whose sum is σ = 339667655040. Its totient is φ = 169116696320.

The previous prime is 254212795489. The next prime is 254212795517. The reversal of 254212795509 is 905597212452.

254212795509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 254212795509 - 2⁵ = 254212795477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254212795519) 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 15 ways as a sum of consecutive naturals, for example, 9926329 + ... + 9951905.

It is an arithmetic number, because the mean of its divisors is an integer number (21229228440).

Almost surely, 2^254212795509 is an apocalyptic number.

It is an amenable number.

254212795509 is a deficient number, since it is larger than the sum of its proper divisors (85454859531).

254212795509 is a wasteful number, since it uses less digits than its factorization.

254212795509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32460.

The product of its (nonzero) digits is 2268000, while the sum is 51.

The spelling of 254212795509 in words is "two hundred fifty-four billion, two hundred twelve million, seven hundred ninety-five thousand, five hundred nine".