1420065250646 has 16 divisors (see below), whose sum is σ = 2577597430176. Its totient is φ = 572799428736.

The previous prime is 1420065250619. The next prime is 1420065250649. The reversal of 1420065250646 is 6460525600241.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420065250649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2983330121 + ... + 2983330596.

It is an arithmetic number, because the mean of its divisors is an integer number (161099839386).

Almost surely, 2^{1420065250646} is an apocalyptic number.

1420065250646 is a deficient number, since it is larger than the sum of its proper divisors (1157532179530).

1420065250646 is a wasteful number, since it uses less digits than its factorization.

1420065250646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5966660743.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 1420065250646 in words is "one trillion, four hundred twenty billion, sixty-five million, two hundred fifty thousand, six hundred forty-six".