54515650 has 96 divisors (see below), whose sum is σ = 123742080. Its totient is φ = 17472000.

The previous prime is 54515633. The next prime is 54515653. The reversal of 54515650 is 5651545.

It is not an unprimeable number, because it can be changed into a prime (54515653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 416085 + ... + 416215.

It is an arithmetic number, because the mean of its divisors is an integer number (1288980).

Almost surely, 2^54515650 is an apocalyptic number.

54515650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54515650 is an abundant number, since it is smaller than the sum of its proper divisors (69226430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54515650 is a wasteful number, since it uses less digits than its factorization.

54515650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 54515650 is about 7383.4714057820. The cubic root of 54515650 is about 379.1756135768.

The spelling of 54515650 in words is "fifty-four million, five hundred fifteen thousand, six hundred fifty".