1005263122264 has 8 divisors (see below), whose sum is σ = 1884868354260. Its totient is φ = 502631561128.

The previous prime is 1005263122219. The next prime is 1005263122307. The reversal of 1005263122264 is 4622213625001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62828945134 + ... + 62828945149.

Almost surely, 2^{1005263122264} is an apocalyptic number.

It is an amenable number.

1005263122264 is a deficient number, since it is larger than the sum of its proper divisors (879605231996).

1005263122264 is a wasteful number, since it uses less digits than its factorization.

1005263122264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125657890289 (or 125657890285 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 1005263122264 its reverse (4622213625001), we get a palindrome (5627476747265).

The spelling of 1005263122264 in words is "one trillion, five billion, two hundred sixty-three million, one hundred twenty-two thousand, two hundred sixty-four".