4153064940649 has 9 divisors (see below), whose sum is σ = 4159488147031. Its totient is φ = 4146651647320.

The previous prime is 4153064940587. The next prime is 4153064940667. The reversal of 4153064940649 is 9460494603514.

The square root of 4153064940649 is 2037907.

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

It can be written as a sum of positive squares in only one way, i.e., 3303106328025 + 849958612624 = 1817445^2 + 921932^2 .

It is not a de Polignac number, because 4153064940649 - 2⁴¹ = 1954041685097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4153064940649.

It is not an unprimeable number, because it can be changed into a prime (4153064940749) 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, 1856532159 + ... + 1856534395.

Almost surely, 2^{4153064940649} is an apocalyptic number.

4153064940649 is the 2037907-th square number.

4153064940649 is the 1018954-th centered octagonal number.

It is an amenable number.

4153064940649 is a deficient number, since it is larger than the sum of its proper divisors (6423206382).

4153064940649 is an frugal number, since it uses more digits than its factorization.

4153064940649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6296 (or 3148 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 55.

The spelling of 4153064940649 in words is "four trillion, one hundred fifty-three billion, sixty-four million, nine hundred forty thousand, six hundred forty-nine".