55063642212432 has 160 divisors (see below), whose sum is σ = 180672123426560. Its totient is φ = 15728979271680.

The previous prime is 55063642212431. The next prime is 55063642212463. The reversal of 55063642212432 is 23421224636055.

55063642212432 is a `hidden beast` number, since 5 + 5 + 0 + 636 + 4 + 2 + 2 + 1 + 2 + 4 + 3 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55063642212431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11629932 + ... + 15664692.

It is an arithmetic number, because the mean of its divisors is an integer number (1129200771416).

Almost surely, 2^{55063642212432} 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 55063642212432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90336061713280).

55063642212432 is an abundant number, since it is smaller than the sum of its proper divisors (125608481214128).

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

55063642212432 is a wasteful number, since it uses less digits than its factorization.

55063642212432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039298 (or 4039286 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

Adding to 55063642212432 its reverse (23421224636055), we get a palindrome (78484866848487).

The spelling of 55063642212432 in words is "fifty-five trillion, sixty-three billion, six hundred forty-two million, two hundred twelve thousand, four hundred thirty-two".