82663145263644 has 48 divisors (see below), whose sum is σ = 212584508564736. Its totient is φ = 24791196326400.

The previous prime is 82663145263631. The next prime is 82663145263661. The reversal of 82663145263644 is 44636254136628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3228007552 + ... + 3228033159.

It is an arithmetic number, because the mean of its divisors is an integer number (4428843928432).

Almost surely, 2^{82663145263644} is an apocalyptic number.

It is an amenable number.

82663145263644 is an abundant number, since it is smaller than the sum of its proper divisors (129921363301092).

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

82663145263644 is a wasteful number, since it uses less digits than its factorization.

82663145263644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6456040826 (or 6456040824 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 60.

The spelling of 82663145263644 in words is "eighty-two trillion, six hundred sixty-three billion, one hundred forty-five million, two hundred sixty-three thousand, six hundred forty-four".