67345062290 has 32 divisors (see below), whose sum is σ = 133117015680. Its totient is φ = 24326928000.

The previous prime is 67345062263. The next prime is 67345062299. The reversal of 67345062290 is 9226054376.

It is not an unprimeable number, because it can be changed into a prime (67345062299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2010635 + ... + 2043854.

It is an arithmetic number, because the mean of its divisors is an integer number (4159906740).

Almost surely, 2^67345062290 is an apocalyptic number.

67345062290 is a deficient number, since it is larger than the sum of its proper divisors (65771953390).

67345062290 is a wasteful number, since it uses less digits than its factorization.

67345062290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4054658.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 67345062290 in words is "sixty-seven billion, three hundred forty-five million, sixty-two thousand, two hundred ninety".