2045315597208 has 128 divisors (see below), whose sum is σ = 5746720089600. Its totient is φ = 601894250496.

The previous prime is 2045315597207. The next prime is 2045315597209. The reversal of 2045315597208 is 8027955135402.

It is an interprime number because it is at equal distance from previous prime (2045315597207) and next prime (2045315597209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045315597201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111713991 + ... + 111732297.

It is an arithmetic number, because the mean of its divisors is an integer number (44896250700).

Almost surely, 2^{2045315597208} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2045315597208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2873360044800).

2045315597208 is an abundant number, since it is smaller than the sum of its proper divisors (3701404492392).

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

2045315597208 is a wasteful number, since it uses less digits than its factorization.

2045315597208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33921 (or 33917 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 51.

The spelling of 2045315597208 in words is "two trillion, forty-five billion, three hundred fifteen million, five hundred ninety-seven thousand, two hundred eight".