545968500 has 384 divisors, whose sum is σ = 2063093760. Its totient is φ = 108864000.

The previous prime is 545968469. The next prime is 545968513. The reversal of 545968500 is 5869545.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3349419 + ... + 3349581.

It is an arithmetic number, because the mean of its divisors is an integer number (5372640).

Almost surely, 2^545968500 is an apocalyptic number.

545968500 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 545968500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1031546880).

545968500 is an abundant number, since it is smaller than the sum of its proper divisors (1517125260).

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

545968500 is a wasteful number, since it uses less digits than its factorization.

545968500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 545968500 is about 23365.9688435982. The cubic root of 545968500 is about 817.3144843655.

The spelling of 545968500 in words is "five hundred forty-five million, nine hundred sixty-eight thousand, five hundred".