1968212765932 has 36 divisors (see below), whose sum is σ = 4180924021680. Its totient is φ = 806844982944.

The previous prime is 1968212765927. The next prime is 1968212765947. The reversal of 1968212765932 is 2395672128691.

It is a super-2 number, since 2×1968212765932² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218297707 + ... + 218306722.

It is an arithmetic number, because the mean of its divisors is an integer number (116136778380).

Almost surely, 2^{1968212765932} is an apocalyptic number.

It is an amenable number.

1968212765932 is an abundant number, since it is smaller than the sum of its proper divisors (2212711255748).

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

1968212765932 is a wasteful number, since it uses less digits than its factorization.

1968212765932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436604470 (or 436604461 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 61.

The spelling of 1968212765932 in words is "one trillion, nine hundred sixty-eight billion, two hundred twelve million, seven hundred sixty-five thousand, nine hundred thirty-two".