673862315501 has 4 divisors (see below), whose sum is σ = 697098947100. Its totient is φ = 650625683904.

The previous prime is 673862315447. The next prime is 673862315531. The reversal of 673862315501 is 105513268376.

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 523416075625 + 150446239876 = 723475^2 + 387874^2 .

It is a cyclic number.

It is not a de Polignac number, because 673862315501 - 2⁶ = 673862315437 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 (673862315531) 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, 11618315756 + ... + 11618315813.

It is an arithmetic number, because the mean of its divisors is an integer number (174274736775).

Almost surely, 2^673862315501 is an apocalyptic number.

It is an amenable number.

673862315501 is a deficient number, since it is larger than the sum of its proper divisors (23236631599).

673862315501 is a wasteful number, since it uses less digits than its factorization.

673862315501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23236631598.

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 673862315501 in words is "six hundred seventy-three billion, eight hundred sixty-two million, three hundred fifteen thousand, five hundred one".