12245590320 has 40 divisors (see below), whose sum is σ = 37961330736. Its totient is φ = 3265490688.

The previous prime is 12245590319. The next prime is 12245590321. The reversal of 12245590320 is 2309554221.

It is an interprime number because it is at equal distance from previous prime (12245590319) and next prime (12245590321).

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×12245590320³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12245590321) 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, 25511407 + ... + 25511886.

Almost surely, 2^12245590320 is an apocalyptic number.

12245590320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12245590320 is an abundant number, since it is smaller than the sum of its proper divisors (25715740416).

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

12245590320 is a wasteful number, since it uses less digits than its factorization.

12245590320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51023309 (or 51023303 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 12245590320 in words is "twelve billion, two hundred forty-five million, five hundred ninety thousand, three hundred twenty".