1352440257063 has 64 divisors (see below), whose sum is σ = 2187268116480. Its totient is φ = 725638620672.

The previous prime is 1352440257019. The next prime is 1352440257109. The reversal of 1352440257063 is 3607520442531.

It is not a de Polignac number, because 1352440257063 - 2¹⁶ = 1352440191527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352440257013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 326753248 + ... + 326757386.

It is an arithmetic number, because the mean of its divisors is an integer number (34176064320).

Almost surely, 2^{1352440257063} is an apocalyptic number.

1352440257063 is a deficient number, since it is larger than the sum of its proper divisors (834827859417).

1352440257063 is a wasteful number, since it uses less digits than its factorization.

1352440257063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6116.

The product of its (nonzero) digits is 604800, while the sum is 42.

Adding to 1352440257063 its reverse (3607520442531), we get a palindrome (4959960699594).

The spelling of 1352440257063 in words is "one trillion, three hundred fifty-two billion, four hundred forty million, two hundred fifty-seven thousand, sixty-three".