1671411066631 has 8 divisors (see below), whose sum is σ = 1680543980960. Its totient is φ = 1662283026432.

The previous prime is 1671411066607. The next prime is 1671411066641. The reversal of 1671411066631 is 1366601141761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1671411066631 - 2¹³ = 1671411058439 is a prime.

It is a super-2 number, since 2×1671411066631² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1671411066641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529770 + ... + 1903543.

It is an arithmetic number, because the mean of its divisors is an integer number (210067997620).

Almost surely, 2^{1671411066631} is an apocalyptic number.

1671411066631 is a deficient number, since it is larger than the sum of its proper divisors (9132914329).

1671411066631 is a wasteful number, since it uses less digits than its factorization.

1671411066631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437065.

The product of its (nonzero) digits is 108864, while the sum is 43.

The spelling of 1671411066631 in words is "one trillion, six hundred seventy-one billion, four hundred eleven million, sixty-six thousand, six hundred thirty-one".