55107615652012 has 120 divisors (see below), whose sum is σ = 122758572448512. Its totient is φ = 21465918784800.

The previous prime is 55107615651997. The next prime is 55107615652013. The reversal of 55107615652012 is 21025651670155.

55107615652012 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55107615652013) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 517919337 + ... + 518025727.

Almost surely, 2^{55107615652012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55107615652012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61379286224256).

55107615652012 is an abundant number, since it is smaller than the sum of its proper divisors (67650956796500).

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

55107615652012 is a wasteful number, since it uses less digits than its factorization.

55107615652012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111337 (or 111314 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 46.

The spelling of 55107615652012 in words is "fifty-five trillion, one hundred seven billion, six hundred fifteen million, six hundred fifty-two thousand, twelve".