2045011455839 has 4 divisors (see below), whose sum is σ = 2230921588200. Its totient is φ = 1859101323480.

The previous prime is 2045011455827. The next prime is 2045011455871. The reversal of 2045011455839 is 9385541105402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2045011455839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2045011455793 and 2045011455802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045011455239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92955066164 + ... + 92955066185.

It is an arithmetic number, because the mean of its divisors is an integer number (557730397050).

Almost surely, 2^{2045011455839} is an apocalyptic number.

2045011455839 is a deficient number, since it is larger than the sum of its proper divisors (185910132361).

2045011455839 is a wasteful number, since it uses less digits than its factorization.

2045011455839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185910132360.

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 2045011455839 in words is "two trillion, forty-five billion, eleven million, four hundred fifty-five thousand, eight hundred thirty-nine".