1880421621004 has 6 divisors (see below), whose sum is σ = 3290737836764. Its totient is φ = 940210810500.

The previous prime is 1880421620999. The next prime is 1880421621049. The reversal of 1880421621004 is 4001261240881.

It is a super-2 number, since 2×1880421621004² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235052702622 + ... + 235052702629.

Almost surely, 2^{1880421621004} is an apocalyptic number.

It is an amenable number.

1880421621004 is a deficient number, since it is larger than the sum of its proper divisors (1410316215760).

1880421621004 is a wasteful number, since it uses less digits than its factorization.

1880421621004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470105405255 (or 470105405253 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 37.

Adding to 1880421621004 its reverse (4001261240881), we get a palindrome (5881682861885).

The spelling of 1880421621004 in words is "one trillion, eight hundred eighty billion, four hundred twenty-one million, six hundred twenty-one thousand, four".