1350685393509 has 8 divisors (see below), whose sum is σ = 1813000528800. Its totient is φ = 894413593616.

The previous prime is 1350685393483. The next prime is 1350685393567. The reversal of 1350685393509 is 9053935860531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1350685393509 - 2¹⁹ = 1350684869221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350685392509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1510833327 + ... + 1510834220.

It is an arithmetic number, because the mean of its divisors is an integer number (226625066100).

Almost surely, 2^{1350685393509} is an apocalyptic number.

It is an amenable number.

1350685393509 is a deficient number, since it is larger than the sum of its proper divisors (462315135291).

1350685393509 is a wasteful number, since it uses less digits than its factorization.

1350685393509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3021667699.

The product of its (nonzero) digits is 13122000, while the sum is 57.

The spelling of 1350685393509 in words is "one trillion, three hundred fifty billion, six hundred eighty-five million, three hundred ninety-three thousand, five hundred nine".