54145682 has 4 divisors (see below), whose sum is σ = 81218526. Its totient is φ = 27072840.

The previous prime is 54145673. The next prime is 54145699. The reversal of 54145682 is 28654145.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 53421481 + 724201 = 7309^2 + 851^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13536419 + ... + 13536422.

Almost surely, 2^54145682 is an apocalyptic number.

54145682 is a deficient number, since it is larger than the sum of its proper divisors (27072844).

54145682 is a wasteful number, since it uses less digits than its factorization.

54145682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27072843.

The product of its digits is 38400, while the sum is 35.

The square root of 54145682 is about 7358.3749564697. The cubic root of 54145682 is about 378.3159131277.

The spelling of 54145682 in words is "fifty-four million, one hundred forty-five thousand, six hundred eighty-two".