1086169440 has 96 divisors (see below), whose sum is σ = 3622721760. Its totient is φ = 272605184.

The previous prime is 1086169433. The next prime is 1086169471. The reversal of 1086169440 is 449616801.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58395 + ... + 74714.

It is an arithmetic number, because the mean of its divisors is an integer number (37736685).

Almost surely, 2^1086169440 is an apocalyptic number.

1086169440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1086169440 is an abundant number, since it is smaller than the sum of its proper divisors (2536552320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1086169440 is a wasteful number, since it uses less digits than its factorization.

1086169440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133144 (or 133136 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 1086169440 is about 32957.0848225385. The cubic root of 1086169440 is about 1027.9354882882.

The spelling of 1086169440 in words is "one billion, eighty-six million, one hundred sixty-nine thousand, four hundred forty".