7662052505 has 4 divisors (see below), whose sum is σ = 9194463012. Its totient is φ = 6129642000.

The previous prime is 7662052493. The next prime is 7662052547. The reversal of 7662052505 is 5052502667.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5382276496 + 2279776009 = 73364^2 + 47747^2 .

It is not a de Polignac number, because 7662052505 - 2⁸ = 7662052249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 766205246 + ... + 766205255.

It is an arithmetic number, because the mean of its divisors is an integer number (2298615753).

Almost surely, 2^7662052505 is an apocalyptic number.

It is an amenable number.

7662052505 is a deficient number, since it is larger than the sum of its proper divisors (1532410507).

7662052505 is a wasteful number, since it uses less digits than its factorization.

7662052505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532410506.

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 7662052505 is about 87533.1508915337. The cubic root of 7662052505 is about 1971.4315742983.

The spelling of 7662052505 in words is "seven billion, six hundred sixty-two million, fifty-two thousand, five hundred five".