2045698046 has 16 divisors (see below), whose sum is σ = 3512702976. Its totient is φ = 875279736.

The previous prime is 2045698037. The next prime is 2045698117. The reversal of 2045698046 is 6408965402.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 2045697988 and 2045698006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111866 + ... + 128861.

It is an arithmetic number, because the mean of its divisors is an integer number (219543936).

Almost surely, 2^2045698046 is an apocalyptic number.

2045698046 is a deficient number, since it is larger than the sum of its proper divisors (1467004930).

2045698046 is a wasteful number, since it uses less digits than its factorization.

2045698046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241343.

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 2045698046 is about 45229.3936063706. The cubic root of 2045698046 is about 1269.4448657755. Note that the first 3 decimals are identical.

The spelling of 2045698046 in words is "two billion, forty-five million, six hundred ninety-eight thousand, forty-six".