53061650 has 24 divisors (see below), whose sum is σ = 100373040. Its totient is φ = 20863760.

The previous prime is 53061649. The next prime is 53061653. The reversal of 53061650 is 5616035.

It is not an unprimeable number, because it can be changed into a prime (53061653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6044 + ... + 11943.

It is an arithmetic number, because the mean of its divisors is an integer number (4182210).

Almost surely, 2^53061650 is an apocalyptic number.

53061650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53061650 is a deficient number, since it is larger than the sum of its proper divisors (47311390).

53061650 is a wasteful number, since it uses less digits than its factorization.

53061650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18058 (or 18053 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 53061650 is about 7284.3427980841. The cubic root of 53061650 is about 375.7741636515.

Adding to 53061650 its reverse (5616035), we get a palindrome (58677685).

The spelling of 53061650 in words is "fifty-three million, sixty-one thousand, six hundred fifty".