575994467640 has 128 divisors (see below), whose sum is σ = 1735205068800. Its totient is φ = 152957168640.

The previous prime is 575994467599. The next prime is 575994467641. The reversal of 575994467640 is 46764499575.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (575994467641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109232044 + ... + 109237316.

It is an arithmetic number, because the mean of its divisors is an integer number (13556289600).

Almost surely, 2^575994467640 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 575994467640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (867602534400).

575994467640 is an abundant number, since it is smaller than the sum of its proper divisors (1159210601160).

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

575994467640 is a wasteful number, since it uses less digits than its factorization.

575994467640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8917 (or 8913 counting only the distinct ones).

The product of its (nonzero) digits is 228614400, while the sum is 66.

The spelling of 575994467640 in words is "five hundred seventy-five billion, nine hundred ninety-four million, four hundred sixty-seven thousand, six hundred forty".