6461134526 has 32 divisors (see below), whose sum is σ = 12183056640. Its totient is φ = 2517317880.

The previous prime is 6461134523. The next prime is 6461134577. The reversal of 6461134526 is 6254311646.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6461134526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6461134523) 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, 154736 + ... + 192003.

It is an arithmetic number, because the mean of its divisors is an integer number (380720520).

Almost surely, 2^6461134526 is an apocalyptic number.

6461134526 is a deficient number, since it is larger than the sum of its proper divisors (5721922114).

6461134526 is a wasteful number, since it uses less digits than its factorization.

6461134526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346781 (or 346759 counting only the distinct ones).

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

The square root of 6461134526 is about 80381.1826611179. The cubic root of 6461134526 is about 1862.5285037813.

The spelling of 6461134526 in words is "six billion, four hundred sixty-one million, one hundred thirty-four thousand, five hundred twenty-six".