1421730204572 has 48 divisors (see below), whose sum is σ = 2607747072000. Its totient is φ = 677314782144.

The previous prime is 1421730204569. The next prime is 1421730204689. The reversal of 1421730204572 is 2754020371241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18169829 + ... + 18247907.

It is an arithmetic number, because the mean of its divisors is an integer number (54328064000).

Almost surely, 2^{1421730204572} is an apocalyptic number.

It is an amenable number.

1421730204572 is a deficient number, since it is larger than the sum of its proper divisors (1186016867428).

1421730204572 is a wasteful number, since it uses less digits than its factorization.

1421730204572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80178 (or 80176 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 1421730204572 in words is "one trillion, four hundred twenty-one billion, seven hundred thirty million, two hundred four thousand, five hundred seventy-two".