1982067323580 has 72 divisors (see below), whose sum is σ = 6328706202000. Its totient is φ = 500732796672.

The previous prime is 1982067323557. The next prime is 1982067323623. The reversal of 1982067323580 is 853237602891.

1982067323580 is a `hidden beast` number, since 1 + 9 + 8 + 20 + 6 + 7 + 32 + 3 + 580 = 666.

It is a congruent 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, 289772505 + ... + 289779344.

It is an arithmetic number, because the mean of its divisors is an integer number (87898697250).

Almost surely, 2^{1982067323580} is an apocalyptic number.

1982067323580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1982067323580 is an abundant number, since it is smaller than the sum of its proper divisors (4346638878420).

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

1982067323580 is a wasteful number, since it uses less digits than its factorization.

1982067323580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579551883 (or 579551878 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 1982067323580 in words is "one trillion, nine hundred eighty-two billion, sixty-seven million, three hundred twenty-three thousand, five hundred eighty".