5646351051 has 16 divisors (see below), whose sum is σ = 9125416320. Its totient is φ = 3422030760.

The previous prime is 5646351037. The next prime is 5646351059. The reversal of 5646351051 is 1501536465.

5646351051 is a `hidden beast` number, since 5 + 6 + 4 + 635 + 10 + 5 + 1 = 666.

It is not a de Polignac number, because 5646351051 - 2¹³ = 5646342859 is a prime.

It is a super-2 number, since 2×5646351051² = 63762560382257609202, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5646350997 and 5646351015.

It is not an unprimeable number, because it can be changed into a prime (5646351059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9505345 + ... + 9505938.

It is an arithmetic number, because the mean of its divisors is an integer number (570338520).

Almost surely, 2^5646351051 is an apocalyptic number.

5646351051 is a deficient number, since it is larger than the sum of its proper divisors (3479065269).

5646351051 is a wasteful number, since it uses less digits than its factorization.

5646351051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19011303 (or 19011297 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 5646351051 is about 75142.2055239264. The cubic root of 5646351051 is about 1780.6939863265.

The spelling of 5646351051 in words is "five billion, six hundred forty-six million, three hundred fifty-one thousand, fifty-one".