6349012445 has 8 divisors (see below), whose sum is σ = 7619267544. Its totient is φ = 5078908224.

The previous prime is 6349012433. The next prime is 6349012499. The reversal of 6349012445 is 5442109436.

It can be written as a sum of positive squares in 4 ways, for example, as 1040578564 + 5308433881 = 32258^2 + 72859^2 .

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 6349012445 - 2²⁸ = 6080576989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6349012399 and 6349012408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101747 + ... + 151823.

It is an arithmetic number, because the mean of its divisors is an integer number (952408443).

Almost surely, 2^6349012445 is an apocalyptic number.

It is an amenable number.

6349012445 is a deficient number, since it is larger than the sum of its proper divisors (1270255099).

6349012445 is a wasteful number, since it uses less digits than its factorization.

6349012445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75439.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 6349012445 is about 79680.6905404314. The cubic root of 6349012445 is about 1851.6918970728.

The spelling of 6349012445 in words is "six billion, three hundred forty-nine million, twelve thousand, four hundred forty-five".