61148850 has 48 divisors (see below), whose sum is σ = 173316288. Its totient is φ = 13976640.

The previous prime is 61148761. The next prime is 61148863. The reversal of 61148850 is 5884116.

61148850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28069 + ... + 30168.

It is an arithmetic number, because the mean of its divisors is an integer number (3610756).

Almost surely, 2^61148850 is an apocalyptic number.

61148850 is an abundant number, since it is smaller than the sum of its proper divisors (112167438).

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

61148850 is a wasteful number, since it uses less digits than its factorization.

61148850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58259 (or 58254 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 61148850 is about 7819.7730146085. The cubic root of 61148850 is about 393.9696481725.

The spelling of 61148850 in words is "sixty-one million, one hundred forty-eight thousand, eight hundred fifty".