2156043052054 has 8 divisors (see below), whose sum is σ = 3241049600160. Its totient is φ = 1075693185336.

The previous prime is 2156043052027. The next prime is 2156043052057. The reversal of 2156043052054 is 4502503406512.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2156043052057) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1164169189 + ... + 1164171040.

It is an arithmetic number, because the mean of its divisors is an integer number (405131200020).

Almost surely, 2^{2156043052054} is an apocalyptic number.

2156043052054 is a deficient number, since it is larger than the sum of its proper divisors (1085006548106).

2156043052054 is a wasteful number, since it uses less digits than its factorization.

2156043052054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328340694.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 2156043052054 its reverse (4502503406512), we get a palindrome (6658546458566).

The spelling of 2156043052054 in words is "two trillion, one hundred fifty-six billion, forty-three million, fifty-two thousand, fifty-four".