11431685460415 has 32 divisors (see below), whose sum is σ = 15235544689920. Its totient is φ = 8164025433600.

The previous prime is 11431685460407. The next prime is 11431685460427. The reversal of 11431685460415 is 51406458613411.

It is not a de Polignac number, because 11431685460415 - 2³ = 11431685460407 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1001175 + ... + 4885255.

It is an arithmetic number, because the mean of its divisors is an integer number (476110771560).

Almost surely, 2^{11431685460415} is an apocalyptic number.

11431685460415 is a deficient number, since it is larger than the sum of its proper divisors (3803859229505).

11431685460415 is a wasteful number, since it uses less digits than its factorization.

11431685460415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3885063.

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 11431685460415 in words is "eleven trillion, four hundred thirty-one billion, six hundred eighty-five million, four hundred sixty thousand, four hundred fifteen".