1420475663340 has 72 divisors (see below), whose sum is σ = 4330428429600. Its totient is φ = 376890015744.

The previous prime is 1420475663333. The next prime is 1420475663353. The reversal of 1420475663340 is 433665740241.

1420475663340 is a `hidden beast` number, since 1 + 4 + 2 + 0 + 4 + 7 + 5 + 6 + 633 + 4 + 0 = 666.

It is a super-2 number, since 2×1420475663340² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19792149 + ... + 19863788.

It is an arithmetic number, because the mean of its divisors is an integer number (60144839300).

Almost surely, 2^{1420475663340} is an apocalyptic number.

1420475663340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1420475663340 is an abundant number, since it is smaller than the sum of its proper divisors (2909952766260).

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

1420475663340 is a wasteful number, since it uses less digits than its factorization.

1420475663340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39656151 (or 39656146 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 1420475663340 in words is "one trillion, four hundred twenty billion, four hundred seventy-five million, six hundred sixty-three thousand, three hundred forty".