463993836651 has 12 divisors (see below), whose sum is σ = 695036035512. Its totient is φ = 309329224272.

The previous prime is 463993836641. The next prime is 463993836653. The reversal of 463993836651 is 156638399364.

463993836651 is a `hidden beast` number, since 4 + 63 + 99 + 383 + 66 + 51 = 666.

It is not a de Polignac number, because 463993836651 - 2²⁷ = 463859618923 is a prime.

It is a super-2 number, since 2×463993836651² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (463993836653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 954719586 + ... + 954720071.

It is an arithmetic number, because the mean of its divisors is an integer number (57919669626).

Almost surely, 2^463993836651 is an apocalyptic number.

463993836651 is a deficient number, since it is larger than the sum of its proper divisors (231042198861).

463993836651 is an equidigital number, since it uses as much as digits as its factorization.

463993836651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909439672 (or 1909439660 counting only the distinct ones).

The product of its digits is 75582720, while the sum is 63.

The spelling of 463993836651 in words is "four hundred sixty-three billion, nine hundred ninety-three million, eight hundred thirty-six thousand, six hundred fifty-one".