12355417507 has 8 divisors (see below), whose sum is σ = 12441820160. Its totient is φ = 12269075400.

The previous prime is 12355417493. The next prime is 12355417517. The reversal of 12355417507 is 70571455321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12355417507 - 2⁷ = 12355417379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12355417507.

It is not an unprimeable number, because it can be changed into a prime (12355417517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442318 + ... + 469420.

It is an arithmetic number, because the mean of its divisors is an integer number (1555227520).

Almost surely, 2^12355417507 is an apocalyptic number.

12355417507 is a deficient number, since it is larger than the sum of its proper divisors (86402653).

12355417507 is a wasteful number, since it uses less digits than its factorization.

12355417507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30273.

The product of its (nonzero) digits is 147000, while the sum is 40.

The spelling of 12355417507 in words is "twelve billion, three hundred fifty-five million, four hundred seventeen thousand, five hundred seven".