67770444104434 has 32 divisors (see below), whose sum is σ = 104391637922880. Its totient is φ = 32978934438912.

The previous prime is 67770444104399. The next prime is 67770444104491. The reversal of 67770444104434 is 43440144407776.

It is a super-2 number, since 2×67770444104434² (a number of 28 digits) contains 22 as substring.

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, 83262942 + ... + 84072934.

It is an arithmetic number, because the mean of its divisors is an integer number (3262238685090).

Almost surely, 2^{67770444104434} is an apocalyptic number.

67770444104434 is a deficient number, since it is larger than the sum of its proper divisors (36621193818446).

67770444104434 is a wasteful number, since it uses less digits than its factorization.

67770444104434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813514.

The product of its (nonzero) digits is 25288704, while the sum is 55.

The spelling of 67770444104434 in words is "sixty-seven trillion, seven hundred seventy billion, four hundred forty-four million, one hundred four thousand, four hundred thirty-four".