250204525040 has 20 divisors (see below), whose sum is σ = 581725520904. Its totient is φ = 100081809984.

The previous prime is 250204525037. The next prime is 250204525049. The reversal of 250204525040 is 40525402052.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 250204524994 and 250204525012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250204525049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1563778202 + ... + 1563778361.

Almost surely, 2^250204525040 is an apocalyptic number.

250204525040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250204525040 is an abundant number, since it is smaller than the sum of its proper divisors (331520995864).

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

250204525040 is a wasteful number, since it uses less digits than its factorization.

250204525040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3127556576 (or 3127556570 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

Adding to 250204525040 its reverse (40525402052), we get a palindrome (290729927092).

The spelling of 250204525040 in words is "two hundred fifty billion, two hundred four million, five hundred twenty-five thousand, forty".