7836401682 has 48 divisors (see below), whose sum is σ = 17219255040. Its totient is φ = 2575250496.

The previous prime is 7836401669. The next prime is 7836401689. The reversal of 7836401682 is 2861046387.

It is a super-2 number, since 2×7836401682² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7836401689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1052838 + ... + 1060254.

It is an arithmetic number, because the mean of its divisors is an integer number (358734480).

Almost surely, 2^7836401682 is an apocalyptic number.

7836401682 is an abundant number, since it is smaller than the sum of its proper divisors (9382853358).

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

7836401682 is a wasteful number, since it uses less digits than its factorization.

7836401682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8247 (or 8244 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 7836401682 is about 88523.4527229931. The cubic root of 7836401682 is about 1986.2728044424.

The spelling of 7836401682 in words is "seven billion, eight hundred thirty-six million, four hundred one thousand, six hundred eighty-two".