2045417077 has 16 divisors (see below), whose sum is σ = 2285521920. Its totient is φ = 1814425200.

The previous prime is 2045417041. The next prime is 2045417081. The reversal of 2045417077 is 7707145402.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2045417077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045417027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 764452 + ... + 767122.

It is an arithmetic number, because the mean of its divisors is an integer number (142845120).

Almost surely, 2^2045417077 is an apocalyptic number.

It is an amenable number.

2045417077 is a deficient number, since it is larger than the sum of its proper divisors (240104843).

2045417077 is a wasteful number, since it uses less digits than its factorization.

2045417077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4344.

The product of its (nonzero) digits is 54880, while the sum is 37.

The square root of 2045417077 is about 45226.2874554169. The cubic root of 2045417077 is about 1269.3867452747.

The spelling of 2045417077 in words is "two billion, forty-five million, four hundred seventeen thousand, seventy-seven".