13400401120043 has 16 divisors (see below), whose sum is σ = 15371353181184. Its totient is φ = 11443634069760.

The previous prime is 13400401120037. The next prime is 13400401120109. The reversal of 13400401120043 is 34002110400431.

It is a cyclic number.

It is not a de Polignac number, because 13400401120043 - 2⁴ = 13400401120027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13400401120343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3551483 + ... + 6278043.

It is an arithmetic number, because the mean of its divisors is an integer number (960709573824).

Almost surely, 2^{13400401120043} is an apocalyptic number.

13400401120043 is a deficient number, since it is larger than the sum of its proper divisors (1970952061141).

13400401120043 is a wasteful number, since it uses less digits than its factorization.

13400401120043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2729162.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 13400401120043 its reverse (34002110400431), we get a palindrome (47402511520474).

The spelling of 13400401120043 in words is "thirteen trillion, four hundred billion, four hundred one million, one hundred twenty thousand, forty-three".