1009425762169 has 16 divisors (see below), whose sum is σ = 1105607620800. Its totient is φ = 913987164160.

The previous prime is 1009425762161. The next prime is 1009425762173. The reversal of 1009425762169 is 9612675249001.

It is a cyclic number.

It is not a de Polignac number, because 1009425762169 - 2³ = 1009425762161 is a prime.

It is a super-2 number, since 2×1009425762169² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1009425762161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2599149 + ... + 2962165.

It is an arithmetic number, because the mean of its divisors is an integer number (69100476300).

Almost surely, 2^{1009425762169} is an apocalyptic number.

It is an amenable number.

1009425762169 is a deficient number, since it is larger than the sum of its proper divisors (96181858631).

1009425762169 is a wasteful number, since it uses less digits than its factorization.

1009425762169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364040.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 1009425762169 in words is "one trillion, nine billion, four hundred twenty-five million, seven hundred sixty-two thousand, one hundred sixty-nine".