1091962671982 has 256 divisors, whose sum is σ = 2282486169600. Its totient is φ = 379748736000.

The previous prime is 1091962671929. The next prime is 1091962671997. The reversal of 1091962671982 is 2891762691901.

It is a self number, because there is not a number n which added to its sum of digits gives 1091962671982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 259309857 + ... + 259314067.

It is an arithmetic number, because the mean of its divisors is an integer number (8915961600).

Almost surely, 2^{1091962671982} is an apocalyptic number.

1091962671982 is an abundant number, since it is smaller than the sum of its proper divisors (1190523497618).

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

1091962671982 is a wasteful number, since it uses less digits than its factorization.

1091962671982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4383.

The product of its (nonzero) digits is 5878656, while the sum is 61.

The spelling of 1091962671982 in words is "one trillion, ninety-one billion, nine hundred sixty-two million, six hundred seventy-one thousand, nine hundred eighty-two".