12601675550 has 12 divisors (see below), whose sum is σ = 23439116616. Its totient is φ = 5040670200.

The previous prime is 12601675529. The next prime is 12601675613. The reversal of 12601675550 is 5557610621.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126016706 + ... + 126016805.

It is an arithmetic number, because the mean of its divisors is an integer number (1953259718).

Almost surely, 2^12601675550 is an apocalyptic number.

12601675550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12601675550 is a deficient number, since it is larger than the sum of its proper divisors (10837441066).

12601675550 is a wasteful number, since it uses less digits than its factorization.

12601675550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252033523 (or 252033518 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 38.

The spelling of 12601675550 in words is "twelve billion, six hundred one million, six hundred seventy-five thousand, five hundred fifty".