545670420000 has 240 divisors, whose sum is σ = 1895200366752. Its totient is φ = 136952320000.

The previous prime is 545670419971. The next prime is 545670420007. The reversal of 545670420000 is 24076545.

It is a tau number, because it is divible by the number of its divisors (240).

It is not an unprimeable number, because it can be changed into a prime (545670420007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 752515 + ... + 1287485.

Almost surely, 2^545670420000 is an apocalyptic number.

545670420000 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 545670420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (947600183376).

545670420000 is an abundant number, since it is smaller than the sum of its proper divisors (1349529946752).

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

545670420000 is a wasteful number, since it uses less digits than its factorization.

545670420000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535021 (or 534998 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

Adding to 545670420000 its reverse (24076545), we get a palindrome (545694496545).

The spelling of 545670420000 in words is "five hundred forty-five billion, six hundred seventy million, four hundred twenty thousand".