254152322241540 has 24 divisors (see below), whose sum is σ = 711626502276480. Its totient is φ = 67773952597728.

The previous prime is 254152322241487. The next prime is 254152322241541. The reversal of 254152322241540 is 45142223251452.

It is a junction number, because it is equal to n+sod(n) for n = 254152322241492 and 254152322241501.

It is not an unprimeable number, because it can be changed into a prime (254152322241541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2117936018620 + ... + 2117936018739.

It is an arithmetic number, because the mean of its divisors is an integer number (29651104261520).

Almost surely, 2^{254152322241540} is an apocalyptic number.

254152322241540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

254152322241540 is an abundant number, since it is smaller than the sum of its proper divisors (457474180034940).

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

254152322241540 is a wasteful number, since it uses less digits than its factorization.

254152322241540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4235872037371 (or 4235872037369 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 42.

Adding to 254152322241540 its reverse (45142223251452), we get a palindrome (299294545492992).

The spelling of 254152322241540 in words is "two hundred fifty-four trillion, one hundred fifty-two billion, three hundred twenty-two million, two hundred forty-one thousand, five hundred forty".