67004401011 has 32 divisors (see below), whose sum is σ = 91929930048. Its totient is φ = 43397222400.

The previous prime is 67004401007. The next prime is 67004401019. The reversal of 67004401011 is 11010440076.

It is not a de Polignac number, because 67004401011 - 2² = 67004401007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67004401019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4349755 + ... + 4365131.

It is an arithmetic number, because the mean of its divisors is an integer number (2872810314).

Almost surely, 2^67004401011 is an apocalyptic number.

67004401011 is a deficient number, since it is larger than the sum of its proper divisors (24925529037).

67004401011 is a wasteful number, since it uses less digits than its factorization.

67004401011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15751.

The product of its (nonzero) digits is 672, while the sum is 24.

Adding to 67004401011 its reverse (11010440076), we get a palindrome (78014841087).

The spelling of 67004401011 in words is "sixty-seven billion, four million, four hundred one thousand, eleven".