12601551700 has 36 divisors (see below), whose sum is σ = 27353492320. Its totient is φ = 5039123040.

The previous prime is 12601551691. The next prime is 12601551707. The reversal of 12601551700 is 715510621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12601551707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 357049 + ... + 390751.

Almost surely, 2^12601551700 is an apocalyptic number.

12601551700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12601551700 is an abundant number, since it is smaller than the sum of its proper divisors (14751940620).

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

12601551700 is a wasteful number, since it uses less digits than its factorization.

12601551700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37456 (or 37449 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

The spelling of 12601551700 in words is "twelve billion, six hundred one million, five hundred fifty-one thousand, seven hundred".