1021768250704 has 20 divisors (see below), whose sum is σ = 1980267567264. Its totient is φ = 510731459168.

The previous prime is 1021768250639. The next prime is 1021768250771. The reversal of 1021768250704 is 4070528671201.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 9486412 + ... + 9593515.

Almost surely, 2^{1021768250704} is an apocalyptic number.

It is an amenable number.

1021768250704 is a deficient number, since it is larger than the sum of its proper divisors (958499316560).

1021768250704 is a wasteful number, since it uses less digits than its factorization.

1021768250704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19083282 (or 19083276 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 43.

The spelling of 1021768250704 in words is "one trillion, twenty-one billion, seven hundred sixty-eight million, two hundred fifty thousand, seven hundred four".