1674166733401 has 4 divisors (see below), whose sum is σ = 1715000068404. Its totient is φ = 1633333398400.

The previous prime is 1674166733363. The next prime is 1674166733429. The reversal of 1674166733401 is 1043376614761.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 987549000025 + 686617733376 = 993755^2 + 828624^2 .

It is a cyclic number.

It is not a de Polignac number, because 1674166733401 - 2¹¹ = 1674166731353 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1674166736401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20416667440 + ... + 20416667521.

It is an arithmetic number, because the mean of its divisors is an integer number (428750017101).

Almost surely, 2^{1674166733401} is an apocalyptic number.

It is an amenable number.

1674166733401 is a deficient number, since it is larger than the sum of its proper divisors (40833335003).

1674166733401 is an equidigital number, since it uses as much as digits as its factorization.

1674166733401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40833335002.

The product of its (nonzero) digits is 1524096, while the sum is 49.

The spelling of 1674166733401 in words is "one trillion, six hundred seventy-four billion, one hundred sixty-six million, seven hundred thirty-three thousand, four hundred one".