1813045017795 has 32 divisors (see below), whose sum is σ = 3165034120704. Its totient is φ = 878928115200.

The previous prime is 1813045017709. The next prime is 1813045017799. The reversal of 1813045017795 is 5977105403181.

It is not a de Polignac number, because 1813045017795 - 2¹² = 1813045013699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1813045017799) 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, 403434 + ... + 1946496.

It is an arithmetic number, because the mean of its divisors is an integer number (98907316272).

Almost surely, 2^{1813045017795} is an apocalyptic number.

1813045017795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1813045017795 is a deficient number, since it is larger than the sum of its proper divisors (1351989102909).

1813045017795 is a wasteful number, since it uses less digits than its factorization.

1813045017795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550203.

The product of its (nonzero) digits is 1058400, while the sum is 51.

The spelling of 1813045017795 in words is "one trillion, eight hundred thirteen billion, forty-five million, seventeen thousand, seven hundred ninety-five".