2075690745 has 16 divisors (see below), whose sum is σ = 3690117120. Its totient is φ = 1107034992.

The previous prime is 2075690731. The next prime is 2075690761. The reversal of 2075690745 is 5470965702.

It is not a de Polignac number, because 2075690745 - 2¹² = 2075686649 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2075690745.

It is an unprimeable number.

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, 7687609 + ... + 7687878.

It is an arithmetic number, because the mean of its divisors is an integer number (230632320).

Almost surely, 2^2075690745 is an apocalyptic number.

It is an amenable number.

2075690745 is a deficient number, since it is larger than the sum of its proper divisors (1614426375).

2075690745 is a wasteful number, since it uses less digits than its factorization.

2075690745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15375501 (or 15375495 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The square root of 2075690745 is about 45559.7491762191. The cubic root of 2075690745 is about 1275.6187170088.

The spelling of 2075690745 in words is "two billion, seventy-five million, six hundred ninety thousand, seven hundred forty-five".