2045355654 has 16 divisors (see below), whose sum is σ = 4097525040. Its totient is φ = 680649600.

The previous prime is 2045355649. The next prime is 2045355721. The reversal of 2045355654 is 4565535402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279999 + ... + 287210.

It is an arithmetic number, because the mean of its divisors is an integer number (256095315).

Almost surely, 2^2045355654 is an apocalyptic number.

2045355654 is an abundant number, since it is smaller than the sum of its proper divisors (2052169386).

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

2045355654 is a wasteful number, since it uses less digits than its factorization.

2045355654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567815.

The product of its (nonzero) digits is 360000, while the sum is 39.

The square root of 2045355654 is about 45225.6083872843. The cubic root of 2045355654 is about 1269.3740387672.

The spelling of 2045355654 in words is "two billion, forty-five million, three hundred fifty-five thousand, six hundred fifty-four".