2774536501636 has 27 divisors (see below), whose sum is σ = 5157959039877. Its totient is φ = 1305637584960.

The previous prime is 2774536501609. The next prime is 2774536501741. The reversal of 2774536501636 is 6361056354772.

The square root of 2774536501636 is 1665694.

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

2774536501636 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., 2160106272900 + 614430228736 = 1469730^2 + 783856^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 56609101 + ... + 56658091.

Almost surely, 2^{2774536501636} is an apocalyptic number.

2774536501636 is the 1665694-th square number.

It is an amenable number.

2774536501636 is a deficient number, since it is larger than the sum of its proper divisors (2383422538241).

2774536501636 is an frugal number, since it uses more digits than its factorization.

2774536501636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98020 (or 49010 counting only the distinct ones).

The product of its (nonzero) digits is 19051200, while the sum is 55.

The spelling of 2774536501636 in words is "two trillion, seven hundred seventy-four billion, five hundred thirty-six million, five hundred one thousand, six hundred thirty-six".