13435640475 has 48 divisors (see below), whose sum is σ = 22340653440. Its totient is φ = 7124832000.

The previous prime is 13435640473. The next prime is 13435640489. The reversal of 13435640475 is 57404653431.

13435640475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13435640475 - 2¹ = 13435640473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13435640473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15640596 + ... + 15641454.

It is an arithmetic number, because the mean of its divisors is an integer number (465430280).

Almost surely, 2^13435640475 is an apocalyptic number.

13435640475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13435640475 is a deficient number, since it is larger than the sum of its proper divisors (8905012965).

13435640475 is a wasteful number, since it uses less digits than its factorization.

13435640475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820 (or 1815 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 13435640475 in words is "thirteen billion, four hundred thirty-five million, six hundred forty thousand, four hundred seventy-five".