4026028820240 has 80 divisors (see below), whose sum is σ = 11327012203392. Its totient is φ = 1299155515392.

The previous prime is 4026028820227. The next prime is 4026028820251. The reversal of 4026028820240 is 420288206204.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×4026028820240² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4026028820194 and 4026028820203.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211441574 + ... + 211460613.

Almost surely, 2^{4026028820240} is an apocalyptic number.

4026028820240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4026028820240 is an abundant number, since it is smaller than the sum of its proper divisors (7300983383152).

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

4026028820240 is a wasteful number, since it uses less digits than its factorization.

4026028820240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422902224 (or 422902218 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 38.

The spelling of 4026028820240 in words is "four trillion, twenty-six billion, twenty-eight million, eight hundred twenty thousand, two hundred forty".