100863428851275 has 12 divisors (see below), whose sum is σ = 166760869034232. Its totient is φ = 53793828720640.

The previous prime is 100863428851259. The next prime is 100863428851307. The reversal of 100863428851275 is 572158824368001.

It is a happy number.

It is not a de Polignac number, because 100863428851275 - 2⁴ = 100863428851259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 672422858934 + ... + 672422859083.

It is an arithmetic number, because the mean of its divisors is an integer number (13896739086186).

Almost surely, 2^{100863428851275} is an apocalyptic number.

100863428851275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100863428851275 is a deficient number, since it is larger than the sum of its proper divisors (65897440182957).

100863428851275 is a wasteful number, since it uses less digits than its factorization.

100863428851275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344845718030 (or 1344845718025 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 60.

The spelling of 100863428851275 in words is "one hundred trillion, eight hundred sixty-three billion, four hundred twenty-eight million, eight hundred fifty-one thousand, two hundred seventy-five".