1968006546 has 48 divisors (see below), whose sum is σ = 4853908800. Its totient is φ = 570435360.

The previous prime is 1968006517. The next prime is 1968006553. The reversal of 1968006546 is 6456008691.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211521 + ... + 220628.

It is an arithmetic number, because the mean of its divisors is an integer number (101123100).

Almost surely, 2^1968006546 is an apocalyptic number.

1968006546 is an abundant number, since it is smaller than the sum of its proper divisors (2885902254).

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

1968006546 is a wasteful number, since it uses less digits than its factorization.

1968006546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432191 (or 432188 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 1968006546 is about 44362.2198046942. The cubic root of 1968006546 is about 1253.1667006444.

The spelling of 1968006546 in words is "one billion, nine hundred sixty-eight million, six thousand, five hundred forty-six".