55033022273712 has 240 divisors, whose sum is σ = 172853363700480. Its totient is φ = 14776918880256.

The previous prime is 55033022273681. The next prime is 55033022273737. The reversal of 55033022273712 is 21737222033055.

It is a happy number.

It is a super-2 number, since 2×55033022273712² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65320839 + ... + 66157977.

It is an arithmetic number, because the mean of its divisors is an integer number (720222348752).

Almost surely, 2^{55033022273712} 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 55033022273712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86426681850240).

55033022273712 is an abundant number, since it is smaller than the sum of its proper divisors (117820341426768).

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

55033022273712 is a wasteful number, since it uses less digits than its factorization.

55033022273712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837868 (or 837845 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 42.

The spelling of 55033022273712 in words is "fifty-five trillion, thirty-three billion, twenty-two million, two hundred seventy-three thousand, seven hundred twelve".