12437145550 has 12 divisors (see below), whose sum is σ = 23133090816. Its totient is φ = 4974858200.

The previous prime is 12437145529. The next prime is 12437145563. The reversal of 12437145550 is 5554173421.

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, 124371406 + ... + 124371505.

It is an arithmetic number, because the mean of its divisors is an integer number (1927757568).

Almost surely, 2^12437145550 is an apocalyptic number.

12437145550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12437145550 is a deficient number, since it is larger than the sum of its proper divisors (10695945266).

12437145550 is a wasteful number, since it uses less digits than its factorization.

12437145550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248742923 (or 248742918 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 12437145550 in words is "twelve billion, four hundred thirty-seven million, one hundred forty-five thousand, five hundred fifty".