1089764895825 has 36 divisors (see below), whose sum is σ = 1957787095888. Its totient is φ = 579451989600.

The previous prime is 1089764895773. The next prime is 1089764895839. The reversal of 1089764895825 is 5285984679801.

1089764895825 is a `hidden beast` number, since 1 + 0 + 8 + 9 + 76 + 489 + 58 + 25 = 666.

It is not a de Polignac number, because 1089764895825 - 2¹² = 1089764891729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7241839 + ... + 7390788.

Almost surely, 2^{1089764895825} is an apocalyptic number.

1089764895825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1089764895825 is a deficient number, since it is larger than the sum of its proper divisors (868022200063).

1089764895825 is a wasteful number, since it uses less digits than its factorization.

1089764895825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14632974 (or 14632966 counting only the distinct ones).

The product of its (nonzero) digits is 348364800, while the sum is 72.

The spelling of 1089764895825 in words is "one trillion, eighty-nine billion, seven hundred sixty-four million, eight hundred ninety-five thousand, eight hundred twenty-five".