2153650444543 has 16 divisors (see below), whose sum is σ = 2500931109600. Its totient is φ = 1837418757120.

The previous prime is 2153650444529. The next prime is 2153650444549. The reversal of 2153650444543 is 3454440563512.

It is a cyclic number.

It is not a de Polignac number, because 2153650444543 - 2²¹ = 2153648347391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2153650444493 and 2153650444502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153650444549) 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, 106321978 + ... + 106342231.

It is an arithmetic number, because the mean of its divisors is an integer number (156308194350).

Almost surely, 2^{2153650444543} is an apocalyptic number.

2153650444543 is a deficient number, since it is larger than the sum of its proper divisors (347280665057).

2153650444543 is a wasteful number, since it uses less digits than its factorization.

2153650444543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212664282.

The product of its (nonzero) digits is 3456000, while the sum is 46.

The spelling of 2153650444543 in words is "two trillion, one hundred fifty-three billion, six hundred fifty million, four hundred forty-four thousand, five hundred forty-three".