54116578 has 4 divisors (see below), whose sum is σ = 81174870. Its totient is φ = 27058288.

The previous prime is 54116561. The next prime is 54116609. The reversal of 54116578 is 87561145.

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., 53684929 + 431649 = 7327^2 + 657^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13529143 + ... + 13529146.

Almost surely, 2^54116578 is an apocalyptic number.

54116578 is a deficient number, since it is larger than the sum of its proper divisors (27058292).

54116578 is a wasteful number, since it uses less digits than its factorization.

54116578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27058291.

The product of its digits is 33600, while the sum is 37.

The square root of 54116578 is about 7356.3970800929. The cubic root of 54116578 is about 378.2481177574.

It can be divided in two parts, 541 and 16578, that multiplied together give a palindrome (8968698).

The spelling of 54116578 in words is "fifty-four million, one hundred sixteen thousand, five hundred seventy-eight".