67271510400340 has 12 divisors (see below), whose sum is σ = 141270171840756. Its totient is φ = 26908604160128.

The previous prime is 67271510400331. The next prime is 67271510400359. The reversal of 67271510400340 is 4300401517276.

It can be written as a sum of positive squares in 2 ways, for example, as 17101318119876 + 50170192280464 = 4135374^2 + 7083092^2 .

It is a super-2 number, since 2×67271510400340² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 67271510400293 and 67271510400302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1681787759989 + ... + 1681787760028.

It is an arithmetic number, because the mean of its divisors is an integer number (11772514320063).

Almost surely, 2^{67271510400340} is an apocalyptic number.

It is an amenable number.

67271510400340 is an abundant number, since it is smaller than the sum of its proper divisors (73998661440416).

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

67271510400340 is a wasteful number, since it uses less digits than its factorization.

67271510400340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3363575520026 (or 3363575520024 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 67271510400340 in words is "sixty-seven trillion, two hundred seventy-one billion, five hundred ten million, four hundred thousand, three hundred forty".