1065555546000 has 1280 divisors, whose sum is σ = 4182849994752. Its totient is φ = 230191104000.

The previous prime is 1065555545933. The next prime is 1065555546001. The reversal of 1065555546000 is 6455555601.

It is a super-2 number, since 2×1065555546000² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065555546001) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 4051541869 + ... + 4051542131.

Almost surely, 2^{1065555546000} is an apocalyptic number.

1065555546000 is a gapful number since it is divisible by the number (10) 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 1065555546000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2091424997376).

1065555546000 is an abundant number, since it is smaller than the sum of its proper divisors (3117294448752).

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

1065555546000 is a wasteful number, since it uses less digits than its factorization.

1065555546000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 1065555546000 in words is "one trillion, sixty-five billion, five hundred fifty-five million, five hundred forty-six thousand".