6651050063465 has 8 divisors (see below), whose sum is σ = 7981275742728. Its totient is φ = 5320829606400.

The previous prime is 6651050063429. The next prime is 6651050063467. The reversal of 6651050063465 is 5643600501566.

It can be written as a sum of positive squares in 4 ways, for example, as 578906417881 + 6072143645584 = 760859^2 + 2464172^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6651050063465 - 2⁶ = 6651050063401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6651050063467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2510315 + ... + 4427615.

It is an arithmetic number, because the mean of its divisors is an integer number (997659467841).

Almost surely, 2^{6651050063465} is an apocalyptic number.

It is an amenable number.

6651050063465 is a deficient number, since it is larger than the sum of its proper divisors (1330225679263).

6651050063465 is a wasteful number, since it uses less digits than its factorization.

6651050063465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611099.

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 6651050063465 in words is "six trillion, six hundred fifty-one billion, fifty million, sixty-three thousand, four hundred sixty-five".