61055153112 has 16 divisors (see below), whose sum is σ = 152637882840. Its totient is φ = 20351717696.

The previous prime is 61055153111. The next prime is 61055153129. The reversal of 61055153112 is 21135155016.

It is a self number, because there is not a number n which added to its sum of digits gives 61055153112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61055153111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1271982333 + ... + 1271982380.

Almost surely, 2^61055153112 is an apocalyptic number.

It is an amenable number.

61055153112 is an abundant number, since it is smaller than the sum of its proper divisors (91582729728).

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

61055153112 is a wasteful number, since it uses less digits than its factorization.

61055153112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2543964722 (or 2543964718 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 61055153112 in words is "sixty-one billion, fifty-five million, one hundred fifty-three thousand, one hundred twelve".