618541337704854 has 16 divisors (see below), whose sum is σ = 1237119095950848. Its totient is φ = 206174375811432.

The previous prime is 618541337704813. The next prime is 618541337704861. The reversal of 618541337704854 is 458407733145816.

618541337704854 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×618541337704854² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1517301762 + ... + 1517709365.

It is an arithmetic number, because the mean of its divisors is an integer number (77319943496928).

Almost surely, 2^{618541337704854} is an apocalyptic number.

618541337704854 is an abundant number, since it is smaller than the sum of its proper divisors (618577758245994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

618541337704854 is a wasteful number, since it uses less digits than its factorization.

618541337704854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3035045099.

The product of its (nonzero) digits is 270950400, while the sum is 66.

The spelling of 618541337704854 in words is "six hundred eighteen trillion, five hundred forty-one billion, three hundred thirty-seven million, seven hundred four thousand, eight hundred fifty-four".