618822358782270 has 16 divisors (see below), whose sum is σ = 1485173661077520. Its totient is φ = 165019295675264.

The previous prime is 618822358782259. The next prime is 618822358782337. The reversal of 618822358782270 is 72287853228816.

It is a super-2 number, since 2×618822358782270² (a number of 30 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 618822358782195 and 618822358782204.

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, 10313705979675 + ... + 10313705979734.

It is an arithmetic number, because the mean of its divisors is an integer number (92823353817345).

Almost surely, 2^{618822358782270} is an apocalyptic number.

618822358782270 is an abundant number, since it is smaller than the sum of its proper divisors (866351302295250).

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

618822358782270 is a wasteful number, since it uses less digits than its factorization.

618822358782270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20627411959419.

The product of its (nonzero) digits is 289013760, while the sum is 69.

The spelling of 618822358782270 in words is "six hundred eighteen trillion, eight hundred twenty-two billion, three hundred fifty-eight million, seven hundred eighty-two thousand, two hundred seventy".