61010511150 has 24 divisors (see below), whose sum is σ = 151306068024. Its totient is φ = 16269469600.

The previous prime is 61010511143. The next prime is 61010511169. The reversal of 61010511150 is 5111501016.

It is a happy number.

It is a Curzon number.

It is a congruent number.

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, 203368221 + ... + 203368520.

It is an arithmetic number, because the mean of its divisors is an integer number (6304419501).

Almost surely, 2^61010511150 is an apocalyptic number.

61010511150 is an abundant number, since it is smaller than the sum of its proper divisors (90295556874).

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

61010511150 is a wasteful number, since it uses less digits than its factorization.

61010511150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406736756 (or 406736751 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 21.

The spelling of 61010511150 in words is "sixty-one billion, ten million, five hundred eleven thousand, one hundred fifty".