254402145334212 has 192 divisors, whose sum is σ = 622296346484736. Its totient is φ = 80828660989440.

The previous prime is 254402145334201. The next prime is 254402145334297. The reversal of 254402145334212 is 212433541204452.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15015168613 + ... + 15015185555.

It is an arithmetic number, because the mean of its divisors is an integer number (3241126804608).

Almost surely, 2^{254402145334212} is an apocalyptic number.

It is an amenable number.

254402145334212 is an abundant number, since it is smaller than the sum of its proper divisors (367894201150524).

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

254402145334212 is a wasteful number, since it uses less digits than its factorization.

254402145334212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21810 (or 21808 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 254402145334212 its reverse (212433541204452), we get a palindrome (466835686538664).

The spelling of 254402145334212 in words is "two hundred fifty-four trillion, four hundred two billion, one hundred forty-five million, three hundred thirty-four thousand, two hundred twelve".