2163626263612 has 48 divisors (see below), whose sum is σ = 4145661072000. Its totient is φ = 979875264960.

The previous prime is 2163626263607. The next prime is 2163626263619.

2163626263612 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2163626263619) 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, 19646839 + ... + 19756657.

It is an arithmetic number, because the mean of its divisors is an integer number (86367939000).

Almost surely, 2^{2163626263612} is an apocalyptic number.

2163626263612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2163626263612 is a deficient number, since it is larger than the sum of its proper divisors (1982034808388).

2163626263612 is a wasteful number, since it uses less digits than its factorization.

2163626263612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111466 (or 111464 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 46.

The spelling of 2163626263612 in words is "two trillion, one hundred sixty-three billion, six hundred twenty-six million, two hundred sixty-three thousand, six hundred twelve".