250042535525420 has 48 divisors (see below), whose sum is σ = 572880920740128. Its totient is φ = 90915637263360.

The previous prime is 250042535525401. The next prime is 250042535525429. The reversal of 250042535525420 is 24525535240052.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (250042535525429) 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, 53509379 + ... + 57994298.

It is an arithmetic number, because the mean of its divisors is an integer number (11935019182086).

Almost surely, 2^{250042535525420} is an apocalyptic number.

250042535525420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250042535525420 is an abundant number, since it is smaller than the sum of its proper divisors (322838385214708).

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

250042535525420 is a wasteful number, since it uses less digits than its factorization.

250042535525420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111513890 (or 111513888 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 44.

The spelling of 250042535525420 in words is "two hundred fifty trillion, forty-two billion, five hundred thirty-five million, five hundred twenty-five thousand, four hundred twenty".