54636231666000 has 320 divisors, whose sum is σ = 181851675033600. Its totient is φ = 14097943872000.

The previous prime is 54636231665989. The next prime is 54636231666047. The reversal of 54636231666000 is 66613263645.

It is a super-2 number, since 2×54636231666000² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2321082231 + ... + 2321105769.

It is an arithmetic number, because the mean of its divisors is an integer number (568286484480).

Almost surely, 2^{54636231666000} is an apocalyptic number.

54636231666000 is a gapful number since it is divisible by the number (50) 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 54636231666000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90925837516800).

54636231666000 is an abundant number, since it is smaller than the sum of its proper divisors (127215443367600).

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

54636231666000 is a wasteful number, since it uses less digits than its factorization.

54636231666000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36075 (or 36059 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 48.

The spelling of 54636231666000 in words is "fifty-four trillion, six hundred thirty-six billion, two hundred thirty-one million, six hundred sixty-six thousand".