7599665049001 has 3 divisors (see below), whose sum is σ = 7599667805751. Its totient is φ = 7599662292252.

The previous prime is 7599665048951. The next prime is 7599665049013. The reversal of 7599665049001 is 1009405669957.

The square root of 7599665049001 is 2756749.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 4323492648601 + 3276172400400 = 2079301^2 + 1810020^2 .

It is not a de Polignac number, because 7599665049001 - 2²¹ = 7599662951849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7599665049101) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1378375 + ... + 4135123.

It is an arithmetic number, because the mean of its divisors is an integer number (2533222601917).

Almost surely, 2^{7599665049001} is an apocalyptic number.

7599665049001 is the 2756749-th square number.

7599665049001 is the 1378375-th centered octagonal number.

It is an amenable number.

7599665049001 is a deficient number, since it is larger than the sum of its proper divisors (2756750).

7599665049001 is an frugal number, since it uses more digits than its factorization.

7599665049001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5513498 (or 2756749 counting only the distinct ones).

The product of its (nonzero) digits is 18370800, while the sum is 61.

The spelling of 7599665049001 in words is "seven trillion, five hundred ninety-nine billion, six hundred sixty-five million, forty-nine thousand, one".