1980545283692 has 24 divisors (see below), whose sum is σ = 3549458094336. Its totient is φ = 966452065488.

The previous prime is 1980545283677. The next prime is 1980545283763. The reversal of 1980545283692 is 2963825450891.

It is a super-2 number, since 2×1980545283692² (a number of 25 digits) contains 22 as substring.

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, 4497248 + ... + 4917959.

It is an arithmetic number, because the mean of its divisors is an integer number (147894087264).

Almost surely, 2^{1980545283692} is an apocalyptic number.

It is an amenable number.

1980545283692 is a deficient number, since it is larger than the sum of its proper divisors (1568912810644).

1980545283692 is a wasteful number, since it uses less digits than its factorization.

1980545283692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9416477 (or 9416475 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 62.

The spelling of 1980545283692 in words is "one trillion, nine hundred eighty billion, five hundred forty-five million, two hundred eighty-three thousand, six hundred ninety-two".