13469406862561 has 8 divisors (see below), whose sum is σ = 14519316729344. Its totient is φ = 12421468659600.

The previous prime is 13469406862543. The next prime is 13469406862621. The reversal of 13469406862561 is 16526860496431.

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

It is not a de Polignac number, because 13469406862561 - 2¹⁵ = 13469406829793 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13469406862561.

It is not an unprimeable number, because it can be changed into a prime (13469406862511) 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, 492901761 + ... + 492929086.

It is an arithmetic number, because the mean of its divisors is an integer number (1814914591168).

Almost surely, 2^{13469406862561} is an apocalyptic number.

It is an amenable number.

13469406862561 is a deficient number, since it is larger than the sum of its proper divisors (1049909866783).

13469406862561 is a wasteful number, since it uses less digits than its factorization.

13469406862561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985831911.

The product of its (nonzero) digits is 44789760, while the sum is 61.

The spelling of 13469406862561 in words is "thirteen trillion, four hundred sixty-nine billion, four hundred six million, eight hundred sixty-two thousand, five hundred sixty-one".