13105656435 has 16 divisors (see below), whose sum is σ = 21021351840. Its totient is φ = 6972249600.

The previous prime is 13105656407. The next prime is 13105656451. The reversal of 13105656435 is 53465650131.

It is not a de Polignac number, because 13105656435 - 2¹⁹ = 13105132147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13105656393 and 13105656402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1083400 + ... + 1095429.

It is an arithmetic number, because the mean of its divisors is an integer number (1313834490).

Almost surely, 2^13105656435 is an apocalyptic number.

13105656435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13105656435 is a deficient number, since it is larger than the sum of its proper divisors (7915695405).

13105656435 is a wasteful number, since it uses less digits than its factorization.

13105656435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179238.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 13105656435 in words is "thirteen billion, one hundred five million, six hundred fifty-six thousand, four hundred thirty-five".