782702216940 has 192 divisors, whose sum is σ = 2534316954624. Its totient is φ = 176789716992.

The previous prime is 782702216917. The next prime is 782702216963. The reversal of 782702216940 is 49612207287.

It is an interprime number because it is at equal distance from previous prime (782702216917) and next prime (782702216963).

It is a super-2 number, since 2×782702216940² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 782702216940.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27403747 + ... + 27432293.

It is an arithmetic number, because the mean of its divisors is an integer number (13199567472).

Almost surely, 2^782702216940 is an apocalyptic number.

782702216940 is a gapful number since it is divisible by the number (70) 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 782702216940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1267158477312).

782702216940 is an abundant number, since it is smaller than the sum of its proper divisors (1751614737684).

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

782702216940 is a wasteful number, since it uses less digits than its factorization.

782702216940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29336 (or 29334 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 48.

The spelling of 782702216940 in words is "seven hundred eighty-two billion, seven hundred two million, two hundred sixteen thousand, nine hundred forty".