2655687418384 has 675 divisors, whose sum is σ = 7327274569335. Its totient is φ = 929279070720.

The previous prime is 2655687418379. The next prime is 2655687418427. The reversal of 2655687418384 is 4838147865562.

It is a happy number.

The square root of 2655687418384 is 1629628.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 11030880784 + 2644656537600 = 105028^2 + 1626240^2 .

It is a super-2 number, since 2×2655687418384² (a number of 26 digits) contains 22 as substring.

Its product of digits (309657600) is a multiple of the sum of its prime divisors (70).

It is an unprimeable number.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 71775335614 + ... + 71775335650.

Almost surely, 2^{2655687418384} is an apocalyptic number.

2655687418384 is the 1629628-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2655687418384

2655687418384 is an abundant number, since it is smaller than the sum of its proper divisors (4671587150951).

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

2655687418384 is an equidigital number, since it uses as much as digits as its factorization.

2655687418384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 70 counting only the distinct ones).

The product of its digits is 309657600, while the sum is 67.

The spelling of 2655687418384 in words is "two trillion, six hundred fifty-five billion, six hundred eighty-seven million, four hundred eighteen thousand, three hundred eighty-four".