1963913112 has 192 divisors, whose sum is σ = 6496339200. Its totient is φ = 523480320.

The previous prime is 1963913099. The next prime is 1963913123. The reversal of 1963913112 is 2113193691.

1963913112 is a `hidden beast` number, since 1 + 9 + 639 + 1 + 3 + 1 + 12 = 666.

It is a super-2 number, since 2×1963913112² = 7713909422971049088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 640062 + ... + 643122.

It is an arithmetic number, because the mean of its divisors is an integer number (33835100).

Almost surely, 2^1963913112 is an apocalyptic number.

1963913112 is a gapful number since it is divisible by the number (12) 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 1963913112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3248169600).

1963913112 is an abundant number, since it is smaller than the sum of its proper divisors (4532426088).

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

1963913112 is a wasteful number, since it uses less digits than its factorization.

1963913112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3166 (or 3159 counting only the distinct ones).

The product of its digits is 8748, while the sum is 36.

The square root of 1963913112 is about 44316.0593013413. The cubic root of 1963913112 is about 1252.2972394597.

The spelling of 1963913112 in words is "one billion, nine hundred sixty-three million, nine hundred thirteen thousand, one hundred twelve".