1421502604772 has 24 divisors (see below), whose sum is σ = 2491753756800. Its totient is φ = 709573736736.

The previous prime is 1421502604699. The next prime is 1421502604891. The reversal of 1421502604772 is 2774062051241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7342229 + ... + 7533347.

It is an arithmetic number, because the mean of its divisors is an integer number (103823073200).

Almost surely, 2^{1421502604772} is an apocalyptic number.

It is an amenable number.

1421502604772 is a deficient number, since it is larger than the sum of its proper divisors (1070251152028).

1421502604772 is a wasteful number, since it uses less digits than its factorization.

1421502604772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194195 (or 194193 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 41.

The spelling of 1421502604772 in words is "one trillion, four hundred twenty-one billion, five hundred two million, six hundred four thousand, seven hundred seventy-two".