12357505632406 has 16 divisors (see below), whose sum is σ = 20350171411920. Its totient is φ = 5581270637280.

The previous prime is 12357505632389. The next prime is 12357505632469. The reversal of 12357505632406 is 60423650575321.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12357505632406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1788865341 + ... + 1788872248.

It is an arithmetic number, because the mean of its divisors is an integer number (1271885713245).

Almost surely, 2^{12357505632406} is an apocalyptic number.

12357505632406 is a deficient number, since it is larger than the sum of its proper divisors (7992665779514).

12357505632406 is a wasteful number, since it uses less digits than its factorization.

12357505632406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3577737759.

The product of its (nonzero) digits is 4536000, while the sum is 49.

The spelling of 12357505632406 in words is "twelve trillion, three hundred fifty-seven billion, five hundred five million, six hundred thirty-two thousand, four hundred six".