54641643 has 16 divisors (see below), whose sum is σ = 85295616. Its totient is φ = 30461760.

The previous prime is 54641641. The next prime is 54641647. The reversal of 54641643 is 34614645.

It is not a de Polignac number, because 54641643 - 2¹ = 54641641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54641641) 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, 30871 + ... + 32592.

It is an arithmetic number, because the mean of its divisors is an integer number (5330976).

Almost surely, 2^54641643 is an apocalyptic number.

54641643 is a deficient number, since it is larger than the sum of its proper divisors (30653973).

54641643 is a wasteful number, since it uses less digits than its factorization.

54641643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63514.

The product of its digits is 34560, while the sum is 33.

The square root of 54641643 is about 7391.9985795453. The cubic root of 54641643 is about 379.4674974464.

The spelling of 54641643 in words is "fifty-four million, six hundred forty-one thousand, six hundred forty-three".