681803038062 has 12 divisors (see below), whose sum is σ = 1477239915840. Its totient is φ = 227267679348.

The previous prime is 681803038057. The next prime is 681803038067. The reversal of 681803038062 is 260830308186.

681803038062 is a `hidden beast` number, since 6 + 8 + 180 + 30 + 380 + 62 = 666.

It is an interprime number because it is at equal distance from previous prime (681803038057) and next prime (681803038067).

It is a junction number, because it is equal to n+sod(n) for n = 681803037999 and 681803038017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (681803038067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18938973262 + ... + 18938973297.

It is an arithmetic number, because the mean of its divisors is an integer number (123103326320).

Almost surely, 2^681803038062 is an apocalyptic number.

681803038062 is an abundant number, since it is smaller than the sum of its proper divisors (795436877778).

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

681803038062 is a wasteful number, since it uses less digits than its factorization.

681803038062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37877946567 (or 37877946564 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 681803038062 in words is "six hundred eighty-one billion, eight hundred three million, thirty-eight thousand, sixty-two".