2154463236041 has 16 divisors (see below), whose sum is σ = 2218276082880. Its totient is φ = 2091284139840.

The previous prime is 2154463235863. The next prime is 2154463236049. The reversal of 2154463236041 is 1406323644512.

It is a de Polignac number, because none of the positive numbers 2^k-2154463236041 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 2154463236041.

It is not an unprimeable number, because it can be changed into a prime (2154463236049) 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, 17337911 + ... + 17461731.

It is an arithmetic number, because the mean of its divisors is an integer number (138642255180).

Almost surely, 2^{2154463236041} is an apocalyptic number.

It is an amenable number.

2154463236041 is a deficient number, since it is larger than the sum of its proper divisors (63812846839).

2154463236041 is a wasteful number, since it uses less digits than its factorization.

2154463236041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126376.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 2154463236041 in words is "two trillion, one hundred fifty-four billion, four hundred sixty-three million, two hundred thirty-six thousand, forty-one".