2636414679616 has 63 divisors (see below), whose sum is σ = 5557946710729. Its totient is φ = 1240561814528.

The previous prime is 2636414679611. The next prime is 2636414679659. The reversal of 2636414679616 is 6169764146362.

The square root of 2636414679616 is 1623704.

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

2636414679616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2052571982400 + 583842697216 = 1432680^2 + 764096^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2636414679611) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 220817775 + ... + 220829713.

Almost surely, 2^{2636414679616} is an apocalyptic number.

2636414679616 is the 1623704-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2636414679616

2636414679616 is an abundant number, since it is smaller than the sum of its proper divisors (2921532031113).

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

2636414679616 is an frugal number, since it uses more digits than its factorization.

2636414679616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23924 (or 11958 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 61.

The spelling of 2636414679616 in words is "two trillion, six hundred thirty-six billion, four hundred fourteen million, six hundred seventy-nine thousand, six hundred sixteen".