1345324404552 has 64 divisors (see below), whose sum is σ = 3571657848000. Its totient is φ = 421079629824.

The previous prime is 1345324404497. The next prime is 1345324404553. The reversal of 1345324404552 is 2554044235431.

It is a super-3 number, since 3×1345324404552³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1345324404553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13002777 + ... + 13105832.

It is an arithmetic number, because the mean of its divisors is an integer number (55807153875).

Almost surely, 2^{1345324404552} is an apocalyptic number.

1345324404552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1345324404552 is an abundant number, since it is smaller than the sum of its proper divisors (2226333443448).

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

1345324404552 is a wasteful number, since it uses less digits than its factorization.

1345324404552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26108750 (or 26108746 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 42.

Adding to 1345324404552 its reverse (2554044235431), we get a palindrome (3899368639983).

The spelling of 1345324404552 in words is "one trillion, three hundred forty-five billion, three hundred twenty-four million, four hundred four thousand, five hundred fifty-two".