67040373400340 has 24 divisors (see below), whose sum is σ = 143170966925280. Its totient is φ = 26361638353568.

The previous prime is 67040373400337. The next prime is 67040373400349. The reversal of 67040373400340 is 4300437304076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67040373400349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28406936702 + ... + 28406939061.

It is an arithmetic number, because the mean of its divisors is an integer number (5965456955220).

Almost surely, 2^{67040373400340} is an apocalyptic number.

It is an amenable number.

67040373400340 is an abundant number, since it is smaller than the sum of its proper divisors (76130593524940).

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

67040373400340 is a wasteful number, since it uses less digits than its factorization.

67040373400340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56813875831 (or 56813875829 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 41.

The spelling of 67040373400340 in words is "sixty-seven trillion, forty billion, three hundred seventy-three million, four hundred thousand, three hundred forty".