1863968496 has 160 divisors (see below), whose sum is σ = 5394321408. Its totient is φ = 550748160.

The previous prime is 1863968489. The next prime is 1863968503. The reversal of 1863968496 is 6948693681.

It is an interprime number because it is at equal distance from previous prime (1863968489) and next prime (1863968503).

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, 3230160 + ... + 3230736.

Almost surely, 2^1863968496 is an apocalyptic number.

1863968496 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 1863968496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2697160704).

1863968496 is an abundant number, since it is smaller than the sum of its proper divisors (3530352912).

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

1863968496 is a wasteful number, since it uses less digits than its factorization.

1863968496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799 (or 793 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 60.

The square root of 1863968496 is about 43173.7014396496. The cubic root of 1863968496 is about 1230.6829652791.

The spelling of 1863968496 in words is "one billion, eight hundred sixty-three million, nine hundred sixty-eight thousand, four hundred ninety-six".