5001150661 has 8 divisors (see below), whose sum is σ = 5702669784. Its totient is φ = 4344890880.

The previous prime is 5001150589. The next prime is 5001150701. The reversal of 5001150661 is 1660511005.

It can be written as a sum of positive squares in 4 ways, for example, as 590198436 + 4410952225 = 24294^2 + 66415^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5001150661 - 2⁷ = 5001150533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5001150461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11314600 + ... + 11315041.

It is an arithmetic number, because the mean of its divisors is an integer number (712833723).

Almost surely, 2^5001150661 is an apocalyptic number.

It is an amenable number.

5001150661 is a deficient number, since it is larger than the sum of its proper divisors (701519123).

5001150661 is a wasteful number, since it uses less digits than its factorization.

5001150661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22629671.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 5001150661 is about 70718.8140525561. The cubic root of 5001150661 is about 1710.1071101244.

Adding to 5001150661 its reverse (1660511005), we get a palindrome (6661661666).

The spelling of 5001150661 in words is "five billion, one million, one hundred fifty thousand, six hundred sixty-one".