6501240763 has 4 divisors (see below), whose sum is σ = 6501624840. Its totient is φ = 6500856688.

The previous prime is 6501240749. The next prime is 6501240803. The reversal of 6501240763 is 3670421056.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6501240763 - 2⁵ = 6501240731 is a prime.

It is a super-2 number, since 2×6501240763² = 84532262916985644338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6501240463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165418 + ... + 200911.

It is an arithmetic number, because the mean of its divisors is an integer number (1625406210).

Almost surely, 2^6501240763 is an apocalyptic number.

6501240763 is a deficient number, since it is larger than the sum of its proper divisors (384077).

6501240763 is a wasteful number, since it uses less digits than its factorization.

6501240763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384076.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 6501240763 is about 80630.2720012775. The cubic root of 6501240763 is about 1866.3743185906.

The spelling of 6501240763 in words is "six billion, five hundred one million, two hundred forty thousand, seven hundred sixty-three".