76463863441 has 9 divisors (see below), whose sum is σ = 88950011241. Its totient is φ = 65538795252.

The previous prime is 76463863403. The next prime is 76463863477. The reversal of 76463863441 is 14436836467.

The square root of 76463863441 is 276521.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 76463863441 - 2²³ = 76455474833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76463863241) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1915896 + ... + 1955398.

Almost surely, 2^76463863441 is an apocalyptic number.

76463863441 is the 276521-st square number.

76463863441 is the 138261-st centered octagonal number.

It is an amenable number.

76463863441 is a deficient number, since it is larger than the sum of its proper divisors (12486147800).

76463863441 is an frugal number, since it uses more digits than its factorization.

76463863441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79020 (or 39510 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 52.

The spelling of 76463863441 in words is "seventy-six billion, four hundred sixty-three million, eight hundred sixty-three thousand, four hundred forty-one".