5252135422440 has 32 divisors (see below), whose sum is σ = 15756406267680. Its totient is φ = 1400569445952.

The previous prime is 5252135422433. The next prime is 5252135422463. The reversal of 5252135422440 is 442245312525.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21883897474 + ... + 21883897713.

It is an arithmetic number, because the mean of its divisors is an integer number (492387695865).

Almost surely, 2^{5252135422440} is an apocalyptic number.

It is an amenable number.

5252135422440 is an abundant number, since it is smaller than the sum of its proper divisors (10504270845240).

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

5252135422440 is a wasteful number, since it uses less digits than its factorization.

5252135422440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43767795201 (or 43767795197 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 5252135422440 in words is "five trillion, two hundred fifty-two billion, one hundred thirty-five million, four hundred twenty-two thousand, four hundred forty".