255123200402 has 16 divisors (see below), whose sum is σ = 452435232960. Its totient is φ = 105568220688.

The previous prime is 255123200383. The next prime is 255123200407. The reversal of 255123200402 is 204002321552.

255123200402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (255123200407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314190728 + ... + 314191539.

It is an arithmetic number, because the mean of its divisors is an integer number (28277202060).

Almost surely, 2^255123200402 is an apocalyptic number.

255123200402 is a deficient number, since it is larger than the sum of its proper divisors (197312032558).

255123200402 is a wasteful number, since it uses less digits than its factorization.

255123200402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628382305.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 255123200402 its reverse (204002321552), we get a palindrome (459125521954).

The spelling of 255123200402 in words is "two hundred fifty-five billion, one hundred twenty-three million, two hundred thousand, four hundred two".