6461336503 has 8 divisors (see below), whose sum is σ = 6686460000. Its totient is φ = 6236367648.

The previous prime is 6461336471. The next prime is 6461336509. The reversal of 6461336503 is 3056331646.

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 6461336503 - 2⁵ = 6461336471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6461336509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49825 + ... + 124117.

It is an arithmetic number, because the mean of its divisors is an integer number (835807500).

Almost surely, 2^6461336503 is an apocalyptic number.

6461336503 is a deficient number, since it is larger than the sum of its proper divisors (225123497).

6461336503 is a wasteful number, since it uses less digits than its factorization.

6461336503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77321.

The product of its (nonzero) digits is 116640, while the sum is 37.

The square root of 6461336503 is about 80382.4390212191. The cubic root of 6461336503 is about 1862.5479113120.

The spelling of 6461336503 in words is "six billion, four hundred sixty-one million, three hundred thirty-six thousand, five hundred three".