254531561212 has 6 divisors (see below), whose sum is σ = 445430232128. Its totient is φ = 127265780604.

The previous prime is 254531561203. The next prime is 254531561231. The reversal of 254531561212 is 212165135452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31816445148 + ... + 31816445155.

Almost surely, 2^254531561212 is an apocalyptic number.

It is an amenable number.

254531561212 is a deficient number, since it is larger than the sum of its proper divisors (190898670916).

254531561212 is a wasteful number, since it uses less digits than its factorization.

254531561212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63632890307 (or 63632890305 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

Adding to 254531561212 its reverse (212165135452), we get a palindrome (466696696664).

The spelling of 254531561212 in words is "two hundred fifty-four billion, five hundred thirty-one million, five hundred sixty-one thousand, two hundred twelve".