252361487040 has 112 divisors (see below), whose sum is σ = 862882204128. Its totient is φ = 62119747584.

The previous prime is 252361486997. The next prime is 252361487093. The reversal of 252361487040 is 40784163252.

It is a junction number, because it is equal to n+sod(n) for n = 252361486983 and 252361487001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10098157 + ... + 10123116.

It is an arithmetic number, because the mean of its divisors is an integer number (7704305394).

Almost surely, 2^252361487040 is an apocalyptic number.

252361487040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252361487040 is an abundant number, since it is smaller than the sum of its proper divisors (610520717088).

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

252361487040 is a wasteful number, since it uses less digits than its factorization.

252361487040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20221306 (or 20221296 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 252361487040 in words is "two hundred fifty-two billion, three hundred sixty-one million, four hundred eighty-seven thousand, forty".