1144485696 has 224 divisors, whose sum is σ = 3377427840. Its totient is φ = 340393984.

The previous prime is 1144485689. The next prime is 1144485703. The reversal of 1144485696 is 6965844411.

It is an interprime number because it is at equal distance from previous prime (1144485689) and next prime (1144485703).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10128136 + ... + 10128248.

Almost surely, 2^1144485696 is an apocalyptic number.

1144485696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1144485696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1688713920).

1144485696 is an abundant number, since it is smaller than the sum of its proper divisors (2232942144).

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

1144485696 is a wasteful number, since it uses less digits than its factorization.

1144485696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281 (or 271 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The square root of 1144485696 is about 33830.2482402953. The cubic root of 1144485696 is about 1046.0122959313.

The spelling of 1144485696 in words is "one billion, one hundred forty-four million, four hundred eighty-five thousand, six hundred ninety-six".