55036735966212 has 864 divisors, whose sum is σ = 187466437065600. Its totient is φ = 12403941580800.

The previous prime is 55036735966193. The next prime is 55036735966213. The reversal of 55036735966212 is 21266953763055.

It is not an unprimeable number, because it can be changed into a prime (55036735966213) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 16682852539 + ... + 16682855837.

It is an arithmetic number, because the mean of its divisors is an integer number (216975042900).

Almost surely, 2^{55036735966212} is an apocalyptic number.

55036735966212 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55036735966212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93733218532800).

55036735966212 is an abundant number, since it is smaller than the sum of its proper divisors (132429701099388).

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

55036735966212 is a wasteful number, since it uses less digits than its factorization.

55036735966212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4433 (or 4413 counting only the distinct ones).

The product of its (nonzero) digits is 61236000, while the sum is 60.

The spelling of 55036735966212 in words is "fifty-five trillion, thirty-six billion, seven hundred thirty-five million, nine hundred sixty-six thousand, two hundred twelve".