1513402440346 has 48 divisors (see below), whose sum is σ = 2441607126336. Its totient is φ = 702199327104.

The previous prime is 1513402440343. The next prime is 1513402440373. The reversal of 1513402440346 is 6430442043151.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (1513402440343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21817350 + ... + 21886606.

It is an arithmetic number, because the mean of its divisors is an integer number (50866815132).

Almost surely, 2^{1513402440346} is an apocalyptic number.

1513402440346 is a deficient number, since it is larger than the sum of its proper divisors (928204685990).

1513402440346 is a wasteful number, since it uses less digits than its factorization.

1513402440346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69703 (or 69666 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 1513402440346 its reverse (6430442043151), we get a palindrome (7943844483497).

The spelling of 1513402440346 in words is "one trillion, five hundred thirteen billion, four hundred two million, four hundred forty thousand, three hundred forty-six".