1673804480101 has 4 divisors (see below), whose sum is σ = 1802558670892. Its totient is φ = 1545050289312.

The previous prime is 1673804480041. The next prime is 1673804480129. The reversal of 1673804480101 is 1010844083761.

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 141158004100 + 1532646476001 = 375710^2 + 1238001^2 .

It is a cyclic number.

It is not a de Polignac number, because 1673804480101 - 2¹³ = 1673804471909 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 (1673804480191) 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, 64377095376 + ... + 64377095401.

It is an arithmetic number, because the mean of its divisors is an integer number (450639667723).

Almost surely, 2^{1673804480101} is an apocalyptic number.

It is an amenable number.

1673804480101 is a deficient number, since it is larger than the sum of its proper divisors (128754190791).

1673804480101 is a wasteful number, since it uses less digits than its factorization.

1673804480101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128754190790.

The product of its (nonzero) digits is 129024, while the sum is 43.

The spelling of 1673804480101 in words is "one trillion, six hundred seventy-three billion, eight hundred four million, four hundred eighty thousand, one hundred one".