250552540500 has 96 divisors (see below), whose sum is σ = 729948360960. Its totient is φ = 66782934400.

The previous prime is 250552540489. The next prime is 250552540507. The reversal of 250552540500 is 5045255052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250552540507) 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, 3281761 + ... + 3357239.

It is an arithmetic number, because the mean of its divisors is an integer number (7603628760).

Almost surely, 2^250552540500 is an apocalyptic number.

250552540500 is a gapful number since it is divisible by the number (20) 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 250552540500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (364974180480).

250552540500 is an abundant number, since it is smaller than the sum of its proper divisors (479395820460).

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

250552540500 is a wasteful number, since it uses less digits than its factorization.

250552540500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77714 (or 77702 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 33.

Adding to 250552540500 its reverse (5045255052), we get a palindrome (255597795552).

The spelling of 250552540500 in words is "two hundred fifty billion, five hundred fifty-two million, five hundred forty thousand, five hundred".