2045326080 has 144 divisors (see below), whose sum is σ = 7465538304. Its totient is φ = 467496960.

The previous prime is 2045326067. The next prime is 2045326097. The reversal of 2045326080 is 806235402.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 11166 + ... + 64925.

It is an arithmetic number, because the mean of its divisors is an integer number (51844016).

Almost surely, 2^2045326080 is an apocalyptic number.

2045326080 is a gapful number since it is divisible by the number (20) 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 2045326080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3732769152).

2045326080 is an abundant number, since it is smaller than the sum of its proper divisors (5420212224).

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

2045326080 is an equidigital number, since it uses as much as digits as its factorization.

2045326080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76122 (or 76108 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 2045326080 is about 45225.2814253267. The cubic root of 2045326080 is about 1269.3679207360.

The spelling of 2045326080 in words is "two billion, forty-five million, three hundred twenty-six thousand, eighty".