2045506457260 has 36 divisors (see below), whose sum is σ = 4996880062272. Its totient is φ = 701316499296.

The previous prime is 2045506457243. The next prime is 2045506457261. The reversal of 2045506457260 is 627546055402.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2045506457260.

It is not an unprimeable number, because it can be changed into a prime (2045506457261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1043624764 + ... + 1043626723.

It is an arithmetic number, because the mean of its divisors is an integer number (138802223952).

Almost surely, 2^{2045506457260} is an apocalyptic number.

2045506457260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045506457260 is an abundant number, since it is smaller than the sum of its proper divisors (2951373605012).

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

2045506457260 is a wasteful number, since it uses less digits than its factorization.

2045506457260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087251510 (or 2087251501 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 2045506457260 in words is "two trillion, forty-five billion, five hundred six million, four hundred fifty-seven thousand, two hundred sixty".