12958015110 has 32 divisors (see below), whose sum is σ = 31160371680. Its totient is φ = 3448677888.

The previous prime is 12958015099. The next prime is 12958015117. The reversal of 12958015110 is 1151085921.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12958015117) 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, 409027 + ... + 439566.

It is an arithmetic number, because the mean of its divisors is an integer number (973761615).

Almost surely, 2^12958015110 is an apocalyptic number.

12958015110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12958015110 is an abundant number, since it is smaller than the sum of its proper divisors (18202356570).

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

12958015110 is a wasteful number, since it uses less digits than its factorization.

12958015110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849112.

The product of its (nonzero) digits is 3600, while the sum is 33.

The spelling of 12958015110 in words is "twelve billion, nine hundred fifty-eight million, fifteen thousand, one hundred ten".