54135650 has 24 divisors (see below), whose sum is σ = 106617060. Its totient is φ = 20380160.

The previous prime is 54135647. The next prime is 54135661. The reversal of 54135650 is 5653145.

It can be written as a sum of positive squares in 6 ways, for example, as 28440889 + 25694761 = 5333^2 + 5069^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30995 + ... + 32694.

Almost surely, 2^54135650 is an apocalyptic number.

54135650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54135650 is a deficient number, since it is larger than the sum of its proper divisors (52481410).

54135650 is a wasteful number, since it uses less digits than its factorization.

54135650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63718 (or 63713 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 54135650 is about 7357.6932526438. The cubic root of 54135650 is about 378.2925471545.

Adding to 54135650 its reverse (5653145), we get a palindrome (59788795).

The spelling of 54135650 in words is "fifty-four million, one hundred thirty-five thousand, six hundred fifty".