1020908086456 has 32 divisors (see below), whose sum is σ = 1974286198080. Its totient is φ = 494646832000.

The previous prime is 1020908086447. The next prime is 1020908086463. The reversal of 1020908086456 is 6546808090201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13403515 + ... + 13479466.

It is an arithmetic number, because the mean of its divisors is an integer number (61696443690).

Almost surely, 2^{1020908086456} is an apocalyptic number.

It is an amenable number.

1020908086456 is a deficient number, since it is larger than the sum of its proper divisors (953378111624).

1020908086456 is a wasteful number, since it uses less digits than its factorization.

1020908086456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26883135 (or 26883131 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 1020908086456 in words is "one trillion, twenty billion, nine hundred eight million, eighty-six thousand, four hundred fifty-six".