672723546741 has 12 divisors (see below), whose sum is σ = 971718960940. Its totient is φ = 448479054720.

The previous prime is 672723546713. The next prime is 672723546799. The reversal of 672723546741 is 147645327276.

672723546741 is a `hidden beast` number, since 6 + 7 + 2 + 7 + 23 + 546 + 74 + 1 = 666.

672723546741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 256532120100 + 416191426641 = 506490^2 + 645129^2 .

It is not a de Polignac number, because 672723546741 - 2²³ = 672715158133 is a prime.

It is a super-3 number, since 3×672723546741³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672723546541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1998381 + ... + 2310621.

Almost surely, 2^672723546741 is an apocalyptic number.

It is an amenable number.

672723546741 is a deficient number, since it is larger than the sum of its proper divisors (298995414199).

672723546741 is a wasteful number, since it uses less digits than its factorization.

672723546741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551636 (or 551633 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 54.

The spelling of 672723546741 in words is "six hundred seventy-two billion, seven hundred twenty-three million, five hundred forty-six thousand, seven hundred forty-one".