1026651316264 has 64 divisors (see below), whose sum is σ = 2277217013760. Its totient is φ = 424730718720.

The previous prime is 1026651316241. The next prime is 1026651316291. The reversal of 1026651316264 is 4626131566201.

It is a self number, because there is not a number n which added to its sum of digits gives 1026651316264.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1687597 + ... + 2213884.

It is an arithmetic number, because the mean of its divisors is an integer number (35581515840).

Almost surely, 2^{1026651316264} is an apocalyptic number.

1026651316264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1026651316264 is an abundant number, since it is smaller than the sum of its proper divisors (1250565697496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1026651316264 is a wasteful number, since it uses less digits than its factorization.

1026651316264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3901658 (or 3901654 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 1026651316264 in words is "one trillion, twenty-six billion, six hundred fifty-one million, three hundred sixteen thousand, two hundred sixty-four".