12206634254 has 16 divisors (see below), whose sum is σ = 18691136640. Its totient is φ = 5977042680.

The previous prime is 12206634241. The next prime is 12206634263. The reversal of 12206634254 is 45243660221.

It is a super-2 number, since 2×12206634254² (a number of 21 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 7 ways as a sum of consecutive naturals, for example, 165632 + ... + 227699.

It is an arithmetic number, because the mean of its divisors is an integer number (1168196040).

Almost surely, 2^12206634254 is an apocalyptic number.

12206634254 is a deficient number, since it is larger than the sum of its proper divisors (6484502386).

12206634254 is a wasteful number, since it uses less digits than its factorization.

12206634254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393655.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 12206634254 in words is "twelve billion, two hundred six million, six hundred thirty-four thousand, two hundred fifty-four".