1631611410013 has 16 divisors (see below), whose sum is σ = 1796881964416. Its totient is φ = 1472324091840.

The previous prime is 1631611409993. The next prime is 1631611410017. The reversal of 1631611410013 is 3100141161361.

It is a cyclic number.

It is not a de Polignac number, because 1631611410013 - 2³³ = 1623021475421 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 (1631611410017) 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, 6182145 + ... + 6440662.

It is an arithmetic number, because the mean of its divisors is an integer number (112305122776).

Almost surely, 2^{1631611410013} is an apocalyptic number.

1631611410013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1631611410013 is a deficient number, since it is larger than the sum of its proper divisors (165270554403).

1631611410013 is a wasteful number, since it uses less digits than its factorization.

1631611410013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12623044.

The product of its (nonzero) digits is 1296, while the sum is 28.

Adding to 1631611410013 its reverse (3100141161361), we get a palindrome (4731752571374).

The spelling of 1631611410013 in words is "one trillion, six hundred thirty-one billion, six hundred eleven million, four hundred ten thousand, thirteen".