1072169363673 has 24 divisors (see below), whose sum is σ = 1564902066728. Its totient is φ = 707298988032.

The previous prime is 1072169363627. The next prime is 1072169363677. The reversal of 1072169363673 is 3763639612701.

It is a happy number.

1072169363673 is a `hidden beast` number, since 1 + 0 + 7 + 216 + 9 + 363 + 67 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 131864849424 + 940304514249 = 363132^2 + 969693^2 .

It is not a de Polignac number, because 1072169363673 - 2¹⁴ = 1072169347289 is a prime.

It is a super-2 number, since 2×1072169363673² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1072169363677) 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 23 ways as a sum of consecutive naturals, for example, 5627061 + ... + 5814477.

Almost surely, 2^{1072169363673} is an apocalyptic number.

It is an amenable number.

1072169363673 is a deficient number, since it is larger than the sum of its proper divisors (492732703055).

1072169363673 is a wasteful number, since it uses less digits than its factorization.

1072169363673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194073 (or 194070 counting only the distinct ones).

The product of its (nonzero) digits is 5143824, while the sum is 54.

The spelling of 1072169363673 in words is "one trillion, seventy-two billion, one hundred sixty-nine million, three hundred sixty-three thousand, six hundred seventy-three".