4020556413 has 8 divisors (see below), whose sum is σ = 5362919488. Its totient is φ = 2679282144.

The previous prime is 4020556387. The next prime is 4020556429. The reversal of 4020556413 is 3146550204.

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

It is not a de Polignac number, because 4020556413 - 2⁵ = 4020556381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020556013) 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, 263545 + ... + 278382.

It is an arithmetic number, because the mean of its divisors is an integer number (670364936).

Almost surely, 2^4020556413 is an apocalyptic number.

It is an amenable number.

4020556413 is a deficient number, since it is larger than the sum of its proper divisors (1342363075).

4020556413 is a wasteful number, since it uses less digits than its factorization.

4020556413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544403.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 4020556413 is about 63407.8576597570. The cubic root of 4020556413 is about 1590.1156796497.

The spelling of 4020556413 in words is "four billion, twenty million, five hundred fifty-six thousand, four hundred thirteen".