2106763263 has 40 divisors (see below), whose sum is σ = 3613969920. Its totient is φ = 1209615120.

The previous prime is 2106763171. The next prime is 2106763271. The reversal of 2106763263 is 3623676012.

2106763263 is a `hidden beast` number, since 2 + 10 + 6 + 7 + 632 + 6 + 3 = 666.

It is not a de Polignac number, because 2106763263 - 2¹⁰ = 2106762239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106763963) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 45295 + ... + 79152.

It is an arithmetic number, because the mean of its divisors is an integer number (90349248).

Almost surely, 2^2106763263 is an apocalyptic number.

2106763263 is a deficient number, since it is larger than the sum of its proper divisors (1507206657).

2106763263 is a wasteful number, since it uses less digits than its factorization.

2106763263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124489 (or 124480 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 2106763263 is about 45899.4908795294. The cubic root of 2106763263 is about 1281.9524368166.

The spelling of 2106763263 in words is "two billion, one hundred six million, seven hundred sixty-three thousand, two hundred sixty-three".