1421950884576 has 24 divisors (see below), whose sum is σ = 3732621072264. Its totient is φ = 473983628160.

The previous prime is 1421950884553. The next prime is 1421950884583. The reversal of 1421950884576 is 6754880591241.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7405994095 + ... + 7405994286.

It is an arithmetic number, because the mean of its divisors is an integer number (155525878011).

Almost surely, 2^{1421950884576} is an apocalyptic number.

1421950884576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1421950884576 is an abundant number, since it is smaller than the sum of its proper divisors (2310670187688).

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

1421950884576 is a wasteful number, since it uses less digits than its factorization.

1421950884576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14811988394 (or 14811988386 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 60.

The spelling of 1421950884576 in words is "one trillion, four hundred twenty-one billion, nine hundred fifty million, eight hundred eighty-four thousand, five hundred seventy-six".