254140015130402 has 8 divisors (see below), whose sum is σ = 381210393312156. Its totient is φ = 127069884026352.

The previous prime is 254140015130401. The next prime is 254140015130431. The reversal of 254140015130402 is 204031510041452.

254140015130402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 250876106786761 + 3263908343641 = 15839069^2 + 1806629^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (254140015130401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59176193 + ... + 63325364.

Almost surely, 2^{254140015130402} is an apocalyptic number.

254140015130402 is a deficient number, since it is larger than the sum of its proper divisors (127070378181754).

254140015130402 is a wasteful number, since it uses less digits than its factorization.

254140015130402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123538852.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 254140015130402 its reverse (204031510041452), we get a palindrome (458171525171854).

The spelling of 254140015130402 in words is "two hundred fifty-four trillion, one hundred forty billion, fifteen million, one hundred thirty thousand, four hundred two".