4651428691 has 8 divisors (see below), whose sum is σ = 5724835424. Its totient is φ = 3680251200.

The previous prime is 4651428689. The next prime is 4651428739. The reversal of 4651428691 is 1968241564.

It is a happy number.

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 4651428691 - 2¹ = 4651428689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4651428601) 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, 25557210 + ... + 25557391.

It is an arithmetic number, because the mean of its divisors is an integer number (715604428).

Almost surely, 2^4651428691 is an apocalyptic number.

4651428691 is a deficient number, since it is larger than the sum of its proper divisors (1073406733).

4651428691 is a wasteful number, since it uses less digits than its factorization.

4651428691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51114621.

The product of its digits is 414720, while the sum is 46.

The square root of 4651428691 is about 68201.3833510729. The cubic root of 4651428691 is about 1669.2784590176.

The spelling of 4651428691 in words is "four billion, six hundred fifty-one million, four hundred twenty-eight thousand, six hundred ninety-one".