2045271960 has 48 divisors (see below), whose sum is σ = 6647135040. Its totient is φ = 545405760.

The previous prime is 2045271947. The next prime is 2045271983. The reversal of 2045271960 is 691725402.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2840296 + ... + 2841015.

It is an arithmetic number, because the mean of its divisors is an integer number (138481980).

Almost surely, 2^2045271960 is an apocalyptic number.

2045271960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045271960 is an abundant number, since it is smaller than the sum of its proper divisors (4601863080).

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

2045271960 is a wasteful number, since it uses less digits than its factorization.

2045271960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5681328 (or 5681321 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 2045271960 is about 45224.6830834667. The cubic root of 2045271960 is about 1269.3567246732.

The spelling of 2045271960 in words is "two billion, forty-five million, two hundred seventy-one thousand, nine hundred sixty".