545707992 has 64 divisors (see below), whose sum is σ = 1395792000. Its totient is φ = 177737984.

The previous prime is 545707963. The next prime is 545707999. The reversal of 545707992 is 299707545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545707999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252388 + ... + 254540.

It is an arithmetic number, because the mean of its divisors is an integer number (21809250).

Almost surely, 2^545707992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545707992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (697896000).

545707992 is an abundant number, since it is smaller than the sum of its proper divisors (850084008).

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

545707992 is a wasteful number, since it uses less digits than its factorization.

545707992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2400 (or 2396 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 48.

The square root of 545707992 is about 23360.3936610666. The cubic root of 545707992 is about 817.1844702499.

The spelling of 545707992 in words is "five hundred forty-five million, seven hundred seven thousand, nine hundred ninety-two".