3489127789020 has 24 divisors (see below), whose sum is σ = 9769557809424. Its totient is φ = 930434077056.

The previous prime is 3489127789009. The next prime is 3489127789027. The reversal of 3489127789020 is 209877219843.

It is a super-2 number, since 2×3489127789020² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60), and also a Moran number because the ratio is a prime number: 58152129817 = 3489127789020 / (3 + 4 + 8 + 9 + 1 + 2 + 7 + 7 + 8 + 9 + 0 + 2 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3489127789027) 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, 29076064849 + ... + 29076064968.

It is an arithmetic number, because the mean of its divisors is an integer number (407064908726).

Almost surely, 2^{3489127789020} is an apocalyptic number.

3489127789020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3489127789020 is an abundant number, since it is smaller than the sum of its proper divisors (6280430020404).

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

3489127789020 is a wasteful number, since it uses less digits than its factorization.

3489127789020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58152129829 (or 58152129827 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 60.

The spelling of 3489127789020 in words is "three trillion, four hundred eighty-nine billion, one hundred twenty-seven million, seven hundred eighty-nine thousand, twenty".