4020219959456 has 48 divisors (see below), whose sum is σ = 8187994563840. Its totient is φ = 1940733715200.

The previous prime is 4020219959453. The next prime is 4020219959491. The reversal of 4020219959456 is 6549599120204.

It is not an unprimeable number, because it can be changed into a prime (4020219959453) 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, 44059481 + ... + 44150631.

It is an arithmetic number, because the mean of its divisors is an integer number (170583220080).

Almost surely, 2^{4020219959456} is an apocalyptic number.

It is an amenable number.

4020219959456 is an abundant number, since it is smaller than the sum of its proper divisors (4167774604384).

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

4020219959456 is a wasteful number, since it uses less digits than its factorization.

4020219959456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138717 (or 138709 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 56.

The spelling of 4020219959456 in words is "four trillion, twenty billion, two hundred nineteen million, nine hundred fifty-nine thousand, four hundred fifty-six".