254861540241 has 24 divisors (see below), whose sum is σ = 426875531712. Its totient is φ = 132395604000.

The previous prime is 254861540239. The next prime is 254861540243. The reversal of 254861540241 is 142045168452.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (254861540239) and next prime (254861540243).

It is not a de Polignac number, because 254861540241 - 2¹ = 254861540239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 254861540193 and 254861540202.

It is not an unprimeable number, because it can be changed into a prime (254861540243) 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, 50147310 + ... + 50152391.

It is an arithmetic number, because the mean of its divisors is an integer number (17786480488).

Almost surely, 2^254861540241 is an apocalyptic number.

254861540241 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

254861540241 is a deficient number, since it is larger than the sum of its proper divisors (172013991471).

254861540241 is a wasteful number, since it uses less digits than its factorization.

254861540241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100299733 (or 100299722 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 42.

The spelling of 254861540241 in words is "two hundred fifty-four billion, eight hundred sixty-one million, five hundred forty thousand, two hundred forty-one".