6485013736 has 8 divisors (see below), whose sum is σ = 12159400770. Its totient is φ = 3242506864.

The previous prime is 6485013707. The next prime is 6485013763. The reversal of 6485013736 is 6373105846.

It can be written as a sum of positive squares in only one way, i.e., 5722922500 + 762091236 = 75650^2 + 27606^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×6485013736² = 84110806312217355392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6485013692 and 6485013701.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405313351 + ... + 405313366.

Almost surely, 2^6485013736 is an apocalyptic number.

It is an amenable number.

6485013736 is a deficient number, since it is larger than the sum of its proper divisors (5674387034).

6485013736 is a wasteful number, since it uses less digits than its factorization.

6485013736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810626723 (or 810626719 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 6485013736 is about 80529.5829866267. The cubic root of 6485013736 is about 1864.8202081183.

The spelling of 6485013736 in words is "six billion, four hundred eighty-five million, thirteen thousand, seven hundred thirty-six".