12351531060 has 72 divisors (see below), whose sum is σ = 40872345696. Its totient is φ = 2994310080.

The previous prime is 12351531053. The next prime is 12351531103. The reversal of 12351531060 is 6013515321.

12351531060 is a `hidden beast` number, since 1 + 23 + 51 + 531 + 0 + 60 = 666.

It is a super-2 number, since 2×12351531060² (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 23 ways as a sum of consecutive naturals, for example, 3117094 + ... + 3121053.

It is an arithmetic number, because the mean of its divisors is an integer number (567671468).

Almost surely, 2^12351531060 is an apocalyptic number.

12351531060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12351531060 is an abundant number, since it is smaller than the sum of its proper divisors (28520814636).

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

12351531060 is a wasteful number, since it uses less digits than its factorization.

12351531060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6238173 (or 6238168 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The spelling of 12351531060 in words is "twelve billion, three hundred fifty-one million, five hundred thirty-one thousand, sixty".