673575379101 has 20 divisors (see below), whose sum is σ = 1025190206172. Its totient is φ = 440577603648.

The previous prime is 673575379033. The next prime is 673575379181. The reversal of 673575379101 is 101973575376.

673575379101 is a `hidden beast` number, since 67 + 3 + 575 + 3 + 7 + 9 + 1 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 406597522500 + 266977856601 = 637650^2 + 516699^2 .

It is not a de Polignac number, because 673575379101 - 2³⁵ = 639215640733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673575379181) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 78446136 + ... + 78454721.

Almost surely, 2^673575379101 is an apocalyptic number.

It is an amenable number.

673575379101 is a deficient number, since it is larger than the sum of its proper divisors (351614827071).

673575379101 is a wasteful number, since it uses less digits than its factorization.

673575379101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156900922 (or 156900913 counting only the distinct ones).

The product of its (nonzero) digits is 4167450, while the sum is 54.

It can be divided in two parts, 673575 and 379101, that added together give a square (1052676 = 1026²).

The spelling of 673575379101 in words is "six hundred seventy-three billion, five hundred seventy-five million, three hundred seventy-nine thousand, one hundred one".