2665253445 has 8 divisors (see below), whose sum is σ = 4264405536. Its totient is φ = 1421468496.

The previous prime is 2665253431. The next prime is 2665253467. The reversal of 2665253445 is 5443525662.

2665253445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2665253445 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2665253397 and 2665253406.

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, 88841767 + ... + 88841796.

It is an arithmetic number, because the mean of its divisors is an integer number (533050692).

Almost surely, 2^2665253445 is an apocalyptic number.

It is an amenable number.

2665253445 is a deficient number, since it is larger than the sum of its proper divisors (1599152091).

2665253445 is a wasteful number, since it uses less digits than its factorization.

2665253445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177683571.

The product of its digits is 864000, while the sum is 42.

The square root of 2665253445 is about 51626.0926760877. The cubic root of 2665253445 is about 1386.4775371203.

The spelling of 2665253445 in words is "two billion, six hundred sixty-five million, two hundred fifty-three thousand, four hundred forty-five".