12350544657 has 64 divisors (see below), whose sum is σ = 18502898688. Its totient is φ = 7326211200.

The previous prime is 12350544637. The next prime is 12350544671. The reversal of 12350544657 is 75644505321.

It is not a de Polignac number, because 12350544657 - 2¹⁴ = 12350528273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12350544637) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58533282 + ... + 58533492.

It is an arithmetic number, because the mean of its divisors is an integer number (289107792).

Almost surely, 2^12350544657 is an apocalyptic number.

It is an amenable number.

12350544657 is a deficient number, since it is larger than the sum of its proper divisors (6152354031).

12350544657 is a wasteful number, since it uses less digits than its factorization.

12350544657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 42.

The spelling of 12350544657 in words is "twelve billion, three hundred fifty million, five hundred forty-four thousand, six hundred fifty-seven".