67406670073340 has 48 divisors (see below), whose sum is σ = 156160893470400. Its totient is φ = 24281577208320.

The previous prime is 67406670073297. The next prime is 67406670073363. The reversal of 67406670073340 is 4337007660476.

It is a super-2 number, since 2×67406670073340² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3161653040 + ... + 3161674359.

It is an arithmetic number, because the mean of its divisors is an integer number (3253351947300).

Almost surely, 2^{67406670073340} is an apocalyptic number.

It is an amenable number.

67406670073340 is an abundant number, since it is smaller than the sum of its proper divisors (88754223397060).

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

67406670073340 is a wasteful number, since it uses less digits than its factorization.

67406670073340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6323327462 (or 6323327460 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 53.

The spelling of 67406670073340 in words is "sixty-seven trillion, four hundred six billion, six hundred seventy million, seventy-three thousand, three hundred forty".