1591062040079 has 16 divisors (see below), whose sum is σ = 1606207986816. Its totient is φ = 1575992829600.

The previous prime is 1591062039989. The next prime is 1591062040103. The reversal of 1591062040079 is 9700402601951.

It is a cyclic number.

It is not a de Polignac number, because 1591062040079 - 2⁸ = 1591062039823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1591062042079) 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 15 ways as a sum of consecutive naturals, for example, 238859009 + ... + 238865669.

It is an arithmetic number, because the mean of its divisors is an integer number (100387999176).

Almost surely, 2^{1591062040079} is an apocalyptic number.

1591062040079 is a deficient number, since it is larger than the sum of its proper divisors (15145946737).

1591062040079 is a wasteful number, since it uses less digits than its factorization.

1591062040079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12086.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 1591062040079 in words is "one trillion, five hundred ninety-one billion, sixty-two million, forty thousand, seventy-nine".