1345017426526 has 16 divisors (see below), whose sum is σ = 2066814701280. Its totient is φ = 656080472320.

The previous prime is 1345017426509. The next prime is 1345017426539. The reversal of 1345017426526 is 6256247105431.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1887750 + ... + 2500726.

It is an arithmetic number, because the mean of its divisors is an integer number (129175918830).

Almost surely, 2^{1345017426526} is an apocalyptic number.

1345017426526 is a deficient number, since it is larger than the sum of its proper divisors (721797274754).

1345017426526 is a wasteful number, since it uses less digits than its factorization.

1345017426526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639779.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 1345017426526 in words is "one trillion, three hundred forty-five billion, seventeen million, four hundred twenty-six thousand, five hundred twenty-six".