1420576512 has 144 divisors (see below), whose sum is σ = 3894065280. Its totient is φ = 459575296.

The previous prime is 1420576489. The next prime is 1420576529. The reversal of 1420576512 is 2156750241.

It is a super-2 number, since 2×1420576512² = 4036075252892172288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4848238 + ... + 4848530.

It is an arithmetic number, because the mean of its divisors is an integer number (27042120).

Almost surely, 2^1420576512 is an apocalyptic number.

1420576512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1420576512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1947032640).

1420576512 is an abundant number, since it is smaller than the sum of its proper divisors (2473488768).

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

1420576512 is a wasteful number, since it uses less digits than its factorization.

1420576512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478 (or 464 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 1420576512 is about 37690.5361065613. The cubic root of 1420576512 is about 1124.1429553530.

The spelling of 1420576512 in words is "one billion, four hundred twenty million, five hundred seventy-six thousand, five hundred twelve".