1601271444607 has 16 divisors (see below), whose sum is σ = 1731208061440. Its totient is φ = 1475905663008.

The previous prime is 1601271444599. The next prime is 1601271444673. The reversal of 1601271444607 is 7064441721061.

It is a cyclic number.

It is not a de Polignac number, because 1601271444607 - 2³ = 1601271444599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601271444697) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13612678 + ... + 13729804.

It is an arithmetic number, because the mean of its divisors is an integer number (108200503840).

Almost surely, 2^{1601271444607} is an apocalyptic number.

1601271444607 is a deficient number, since it is larger than the sum of its proper divisors (129936616833).

1601271444607 is a wasteful number, since it uses less digits than its factorization.

1601271444607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136630.

The product of its (nonzero) digits is 225792, while the sum is 43.

The spelling of 1601271444607 in words is "one trillion, six hundred one billion, two hundred seventy-one million, four hundred forty-four thousand, six hundred seven".