6463231115546 has 64 divisors (see below), whose sum is σ = 10593388189440. Its totient is φ = 2949233295360.

The previous prime is 6463231115507. The next prime is 6463231115567. The reversal of 6463231115546 is 6455111323646.

It is a self number, because there is not a number n which added to its sum of digits gives 6463231115546.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21325406 + ... + 21626358.

It is an arithmetic number, because the mean of its divisors is an integer number (165521690460).

Almost surely, 2^{6463231115546} is an apocalyptic number.

6463231115546 is a deficient number, since it is larger than the sum of its proper divisors (4130157073894).

6463231115546 is a wasteful number, since it uses less digits than its factorization.

6463231115546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301271.

The product of its digits is 1555200, while the sum is 47.

The spelling of 6463231115546 in words is "six trillion, four hundred sixty-three billion, two hundred thirty-one million, one hundred fifteen thousand, five hundred forty-six".