612215065444045 has 16 divisors (see below), whose sum is σ = 840145039469568. Its totient is φ = 419536712874240.

The previous prime is 612215065444039. The next prime is 612215065444063. The reversal of 612215065444045 is 540444560512216.

It is not a de Polignac number, because 612215065444045 - 2²⁵ = 612215031889613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 612215065444045.

It is a congruent number.

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, 5581265836 + ... + 5581375525.

It is an arithmetic number, because the mean of its divisors is an integer number (52509064966848).

Almost surely, 2^{612215065444045} is an apocalyptic number.

It is an amenable number.

612215065444045 is a deficient number, since it is larger than the sum of its proper divisors (227929974025523).

612215065444045 is a wasteful number, since it uses less digits than its factorization.

612215065444045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11162642940.

The product of its (nonzero) digits is 4608000, while the sum is 49.

The spelling of 612215065444045 in words is "six hundred twelve trillion, two hundred fifteen billion, sixty-five million, four hundred forty-four thousand, forty-five".