5051646465 has 16 divisors (see below), whose sum is σ = 8093329728. Its totient is φ = 2690646336.

The previous prime is 5051646463. The next prime is 5051646487. The reversal of 5051646465 is 5646461505.

It is not a de Polignac number, because 5051646465 - 2¹ = 5051646463 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5051646463) 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, 211087 + ... + 233796.

It is an arithmetic number, because the mean of its divisors is an integer number (505833108).

Almost surely, 2^5051646465 is an apocalyptic number.

It is an amenable number.

5051646465 is a deficient number, since it is larger than the sum of its proper divisors (3041683263).

5051646465 is a wasteful number, since it uses less digits than its factorization.

5051646465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445648.

The product of its (nonzero) digits is 432000, while the sum is 42.

The square root of 5051646465 is about 71074.9355609979. The cubic root of 5051646465 is about 1715.8434047717.

The spelling of 5051646465 in words is "five billion, fifty-one million, six hundred forty-six thousand, four hundred sixty-five".