10212405855 has 16 divisors (see below), whose sum is σ = 17199841920. Its totient is φ = 5159952288.

The previous prime is 10212405851. The next prime is 10212405899. The reversal of 10212405855 is 55850421201.

It is not a de Polignac number, because 10212405855 - 2² = 10212405851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212405851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17916217 + ... + 17916786.

It is an arithmetic number, because the mean of its divisors is an integer number (1074990120).

Almost surely, 2^10212405855 is an apocalyptic number.

10212405855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10212405855 is a deficient number, since it is larger than the sum of its proper divisors (6987436065).

10212405855 is a wasteful number, since it uses less digits than its factorization.

10212405855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35833030.

The product of its (nonzero) digits is 16000, while the sum is 33.

The spelling of 10212405855 in words is "ten billion, two hundred twelve million, four hundred five thousand, eight hundred fifty-five".