1085169268425 has 24 divisors (see below), whose sum is σ = 1957250754720. Its totient is φ = 526142675200.

The previous prime is 1085169268423. The next prime is 1085169268429. The reversal of 1085169268425 is 5248629615801.

It is not a de Polignac number, because 1085169268425 - 2¹ = 1085169268423 is a prime.

It is a super-2 number, since 2×1085169268425² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1085169268423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 657677520 + ... + 657679169.

It is an arithmetic number, because the mean of its divisors is an integer number (81552114780).

Almost surely, 2^{1085169268425} is an apocalyptic number.

1085169268425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1085169268425 is a deficient number, since it is larger than the sum of its proper divisors (872081486295).

1085169268425 is a wasteful number, since it uses less digits than its factorization.

1085169268425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315356713 (or 1315356708 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 57.

The spelling of 1085169268425 in words is "one trillion, eighty-five billion, one hundred sixty-nine million, two hundred sixty-eight thousand, four hundred twenty-five".