783216463848 has 128 divisors (see below), whose sum is σ = 2411108689920. Its totient is φ = 206458709760.

The previous prime is 783216463811. The next prime is 783216463873. The reversal of 783216463848 is 848364612387.

It is a happy number.

It is a super-2 number, since 2×783216463848² (a number of 25 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 783216463791 and 783216463800.

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, 4302861 + ... + 4481187.

It is an arithmetic number, because the mean of its divisors is an integer number (18836786640).

Almost surely, 2^783216463848 is an apocalyptic number.

783216463848 is a gapful number since it is divisible by the number (78) 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 783216463848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1205554344960).

783216463848 is an abundant number, since it is smaller than the sum of its proper divisors (1627892226072).

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

783216463848 is a wasteful number, since it uses less digits than its factorization.

783216463848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180367 (or 180363 counting only the distinct ones).

The product of its digits is 37158912, while the sum is 60.

The spelling of 783216463848 in words is "seven hundred eighty-three billion, two hundred sixteen million, four hundred sixty-three thousand, eight hundred forty-eight".