12633573390 has 16 divisors (see below), whose sum is σ = 30320576208. Its totient is φ = 3368952896.

The previous prime is 12633573389. The next prime is 12633573397. The reversal of 12633573390 is 9337533621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12633573397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210559527 + ... + 210559586.

It is an arithmetic number, because the mean of its divisors is an integer number (1895036013).

Almost surely, 2^12633573390 is an apocalyptic number.

12633573390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12633573390 is an abundant number, since it is smaller than the sum of its proper divisors (17687002818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12633573390 is a wasteful number, since it uses less digits than its factorization.

12633573390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421119123.

The product of its (nonzero) digits is 306180, while the sum is 42.

The spelling of 12633573390 in words is "twelve billion, six hundred thirty-three million, five hundred seventy-three thousand, three hundred ninety".