54145646 has 16 divisors (see below), whose sum is σ = 86177520. Its totient is φ = 25426560.

The previous prime is 54145603. The next prime is 54145661. The reversal of 54145646 is 64654145.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18020 + ... + 20808.

It is an arithmetic number, because the mean of its divisors is an integer number (5386095).

Almost surely, 2^54145646 is an apocalyptic number.

54145646 is a deficient number, since it is larger than the sum of its proper divisors (32031874).

54145646 is a wasteful number, since it uses less digits than its factorization.

54145646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3379.

The product of its digits is 57600, while the sum is 35.

The square root of 54145646 is about 7358.3725102770. The cubic root of 54145646 is about 378.3158292837.

The spelling of 54145646 in words is "fifty-four million, one hundred forty-five thousand, six hundred forty-six".