3450120000 has 140 divisors (see below), whose sum is σ = 11407298496. Its totient is φ = 920000000.

The previous prime is 3450119999. The next prime is 3450120017. The reversal of 3450120000 is 210543.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 105625 + ... + 134375.

Almost surely, 2^3450120000 is an apocalyptic number.

3450120000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3450120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5703649248).

3450120000 is an abundant number, since it is smaller than the sum of its proper divisors (7957178496).

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

3450120000 is an equidigital number, since it uses as much as digits as its factorization.

3450120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28786 (or 28761 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 3450120000 is about 58737.7221213080. The cubic root of 3450120000 is about 1511.0473268604.

Adding to 3450120000 its reverse (210543), we get a palindrome (3450330543).

The spelling of 3450120000 in words is "three billion, four hundred fifty million, one hundred twenty thousand".