1000253361884 has 36 divisors (see below), whose sum is σ = 2156008304016. Its totient is φ = 403463539584.

The previous prime is 1000253361857. The next prime is 1000253361889. The reversal of 1000253361884 is 4881633520001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000253361889) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150094712 + ... + 150101375.

It is an arithmetic number, because the mean of its divisors is an integer number (59889119556).

Almost surely, 2^{1000253361884} is an apocalyptic number.

1000253361884 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1000253361884 is an abundant number, since it is smaller than the sum of its proper divisors (1155754942132).

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

1000253361884 is a wasteful number, since it uses less digits than its factorization.

1000253361884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300196122 (or 300196113 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

Adding to 1000253361884 its reverse (4881633520001), we get a palindrome (5881886881885).

The spelling of 1000253361884 in words is "one trillion, two hundred fifty-three million, three hundred sixty-one thousand, eight hundred eighty-four".