1420285702184 has 8 divisors (see below), whose sum is σ = 2663035691610. Its totient is φ = 710142851088.

The previous prime is 1420285702163. The next prime is 1420285702223. The reversal of 1420285702184 is 4812075820241.

It can be written as a sum of positive squares in only one way, i.e., 1392470800900 + 27814901284 = 1180030^2 + 166778^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1420285702184² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88767856379 + ... + 88767856394.

Almost surely, 2^{1420285702184} is an apocalyptic number.

It is an amenable number.

1420285702184 is a deficient number, since it is larger than the sum of its proper divisors (1242749989426).

1420285702184 is a wasteful number, since it uses less digits than its factorization.

1420285702184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177535712779 (or 177535712775 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 44.

The spelling of 1420285702184 in words is "one trillion, four hundred twenty billion, two hundred eighty-five million, seven hundred two thousand, one hundred eighty-four".