1671710105049 has 64 divisors (see below), whose sum is σ = 2387280000000. Its totient is φ = 1037511431424.

The previous prime is 1671710105047. The next prime is 1671710105053. The reversal of 1671710105049 is 9405010171761.

It is not a de Polignac number, because 1671710105049 - 2¹ = 1671710105047 is a prime.

It is a super-2 number, since 2×1671710105049² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1671710105049.

It is not an unprimeable number, because it can be changed into a prime (1671710105047) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 823907367 + ... + 823909395.

It is an arithmetic number, because the mean of its divisors is an integer number (37301250000).

Almost surely, 2^{1671710105049} is an apocalyptic number.

1671710105049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1671710105049 is a deficient number, since it is larger than the sum of its proper divisors (715569894951).

1671710105049 is a wasteful number, since it uses less digits than its factorization.

1671710105049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2982.

The product of its (nonzero) digits is 52920, while the sum is 42.

The spelling of 1671710105049 in words is "one trillion, six hundred seventy-one billion, seven hundred ten million, one hundred five thousand, forty-nine".