67400403334 has 16 divisors (see below), whose sum is σ = 110298101760. Its totient is φ = 30634732360.

The previous prime is 67400403313. The next prime is 67400403347. The reversal of 67400403334 is 43330400476.

It is a self number, because there is not a number n which added to its sum of digits gives 67400403334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333147 + ... + 495769.

It is an arithmetic number, because the mean of its divisors is an integer number (6893631360).

Almost surely, 2^67400403334 is an apocalyptic number.

67400403334 is a deficient number, since it is larger than the sum of its proper divisors (42897698426).

67400403334 is a wasteful number, since it uses less digits than its factorization.

67400403334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181475.

The product of its (nonzero) digits is 72576, while the sum is 34.

The spelling of 67400403334 in words is "sixty-seven billion, four hundred million, four hundred three thousand, three hundred thirty-four".