4661628501 has 4 divisors (see below), whose sum is σ = 6215504672. Its totient is φ = 3107752332.

The previous prime is 4661628467. The next prime is 4661628529. The reversal of 4661628501 is 1058261664.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4661628501 - 2⁹ = 4661627989 is a prime.

It is a super-3 number, since 3×4661628501³ (a number of 30 digits) contains 333 as substring.

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 4661628501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4661628551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 776938081 + ... + 776938086.

It is an arithmetic number, because the mean of its divisors is an integer number (1553876168).

Almost surely, 2^4661628501 is an apocalyptic number.

It is an amenable number.

4661628501 is a deficient number, since it is larger than the sum of its proper divisors (1553876171).

4661628501 is a wasteful number, since it uses less digits than its factorization.

4661628501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1553876170.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 4661628501 is about 68276.1195514215. The cubic root of 4661628501 is about 1670.4977183097.

The spelling of 4661628501 in words is "four billion, six hundred sixty-one million, six hundred twenty-eight thousand, five hundred one".