545329900 has 36 divisors (see below), whose sum is σ = 1187698288. Its totient is φ = 217333440.

The previous prime is 545329877. The next prime is 545329901. The reversal of 545329900 is 9923545.

It is a self number, because there is not a number n which added to its sum of digits gives 545329900.

It is not an unprimeable number, because it can be changed into a prime (545329901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17857 + ... + 37543.

Almost surely, 2^545329900 is an apocalyptic number.

545329900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

545329900 is an abundant number, since it is smaller than the sum of its proper divisors (642368388).

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

545329900 is a wasteful number, since it uses less digits than its factorization.

545329900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19978 (or 19971 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 545329900 is about 23352.2996726233. The cubic root of 545329900 is about 816.9956987829.

It can be divided in two parts, 5453 and 29900, that added together give a palindrome (35353).

The spelling of 545329900 in words is "five hundred forty-five million, three hundred twenty-nine thousand, nine hundred".