672435430777545 has 16 divisors (see below), whose sum is σ = 1088859299959872. Its totient is φ = 354311359509440.

The previous prime is 672435430777483. The next prime is 672435430777681. The reversal of 672435430777545 is 545777034534276.

672435430777545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 672435430777545 - 2¹³ = 672435430769353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 672435430777545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270054388626 + ... + 270054391115.

It is an arithmetic number, because the mean of its divisors is an integer number (68053706247492).

Almost surely, 2^{672435430777545} is an apocalyptic number.

It is an amenable number.

672435430777545 is a deficient number, since it is larger than the sum of its proper divisors (416423869182327).

672435430777545 is a wasteful number, since it uses less digits than its factorization.

672435430777545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540108779832.

The product of its (nonzero) digits is 2074464000, while the sum is 69.

The spelling of 672435430777545 in words is "six hundred seventy-two trillion, four hundred thirty-five billion, four hundred thirty million, seven hundred seventy-seven thousand, five hundred forty-five".