254645940792 has 32 divisors (see below), whose sum is σ = 637220638080. Its totient is φ = 84801208800.

The previous prime is 254645940767. The next prime is 254645940793. The reversal of 254645940792 is 297049546452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254645940793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5022468 + ... + 5072915.

It is an arithmetic number, because the mean of its divisors is an integer number (19913144940).

Almost surely, 2^254645940792 is an apocalyptic number.

It is an amenable number.

254645940792 is an abundant number, since it is smaller than the sum of its proper divisors (382574697288).

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

254645940792 is a wasteful number, since it uses less digits than its factorization.

254645940792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10096443 (or 10096439 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 57.

The spelling of 254645940792 in words is "two hundred fifty-four billion, six hundred forty-five million, nine hundred forty thousand, seven hundred ninety-two".