71670005007464 has 32 divisors (see below), whose sum is σ = 139018044112200. Its totient is φ = 34598578990080.

The previous prime is 71670005007463. The next prime is 71670005007487. The reversal of 71670005007464 is 46470050007617.

It can be written as a sum of positive squares in 4 ways, for example, as 69334432492900 + 2335572514564 = 8326730^2 + 1528258^2 .

It is a super-2 number, since 2×71670005007464² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (71670005007463) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7767284 + ... + 14271324.

Almost surely, 2^{71670005007464} is an apocalyptic number.

It is an amenable number.

71670005007464 is a deficient number, since it is larger than the sum of its proper divisors (67348039104736).

71670005007464 is a wasteful number, since it uses less digits than its factorization.

71670005007464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6551573 (or 6551569 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 71670005007464 in words is "seventy-one trillion, six hundred seventy billion, five million, seven thousand, four hundred sixty-four".