1673023556541 has 32 divisors (see below), whose sum is σ = 2287255257088. Its totient is φ = 1087433994240.

The previous prime is 1673023556417. The next prime is 1673023556563. The reversal of 1673023556541 is 1456553203761.

It is a happy number.

It is not a de Polignac number, because 1673023556541 - 2¹³ = 1673023548349 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 (1673023556041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9697860 + ... + 9868866.

It is an arithmetic number, because the mean of its divisors is an integer number (71476726784).

Almost surely, 2^{1673023556541} is an apocalyptic number.

It is an amenable number.

1673023556541 is a deficient number, since it is larger than the sum of its proper divisors (614231700547).

1673023556541 is a wasteful number, since it uses less digits than its factorization.

1673023556541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171541.

The product of its (nonzero) digits is 2268000, while the sum is 48.

The spelling of 1673023556541 in words is "one trillion, six hundred seventy-three billion, twenty-three million, five hundred fifty-six thousand, five hundred forty-one".