2028004480477 has 8 divisors (see below), whose sum is σ = 2069184916800. Its totient is φ = 1987174516320.

The previous prime is 2028004480409. The next prime is 2028004480483. The reversal of 2028004480477 is 7740844008202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2028004480477 is a prime.

It is a super-2 number, since 2×2028004480477² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2028005480477) 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, 87606352 + ... + 87629497.

It is an arithmetic number, because the mean of its divisors is an integer number (258648114600).

Almost surely, 2^{2028004480477} is an apocalyptic number.

It is an amenable number.

2028004480477 is a deficient number, since it is larger than the sum of its proper divisors (41180436323).

2028004480477 is a wasteful number, since it uses less digits than its factorization.

2028004480477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175236083.

The product of its (nonzero) digits is 802816, while the sum is 46.

Adding to 2028004480477 its reverse (7740844008202), we get a palindrome (9768848488679).

The spelling of 2028004480477 in words is "two trillion, twenty-eight billion, four million, four hundred eighty thousand, four hundred seventy-seven".