10203645612255 has 16 divisors (see below), whose sum is σ = 16389357627744. Its totient is φ = 5420769443840.

The previous prime is 10203645612233. The next prime is 10203645612341. The reversal of 10203645612255 is 55221654630201.

10203645612255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10203645612255 - 2⁹ = 10203645611743 is a prime.

It is a super-2 number, since 2×10203645612255² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1323426186 + ... + 1323433895.

It is an arithmetic number, because the mean of its divisors is an integer number (1024334851734).

Almost surely, 2^{10203645612255} is an apocalyptic number.

10203645612255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10203645612255 is a deficient number, since it is larger than the sum of its proper divisors (6185712015489).

10203645612255 is a wasteful number, since it uses less digits than its factorization.

10203645612255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2646860346.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 10203645612255 in words is "ten trillion, two hundred three billion, six hundred forty-five million, six hundred twelve thousand, two hundred fifty-five".