7635253545 has 24 divisors (see below), whose sum is σ = 13690801800. Its totient is φ = 3931716096.

The previous prime is 7635253523. The next prime is 7635253573. The reversal of 7635253545 is 5453525367.

7635253545 is a `hidden beast` number, since 7 + 6 + 3 + 52 + 53 + 545 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2201204889 + 5434048656 = 46917^2 + 73716^2 .

It is not a de Polignac number, because 7635253545 - 2⁵ = 7635253513 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 7635253545.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2924080 + ... + 2926689.

It is an arithmetic number, because the mean of its divisors is an integer number (570450075).

Almost surely, 2^7635253545 is an apocalyptic number.

It is an amenable number.

7635253545 is a deficient number, since it is larger than the sum of its proper divisors (6055548255).

7635253545 is a wasteful number, since it uses less digits than its factorization.

7635253545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5850809 (or 5850806 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 45.

The square root of 7635253545 is about 87379.9378862219. The cubic root of 7635253545 is about 1969.1304488644.

The spelling of 7635253545 in words is "seven billion, six hundred thirty-five million, two hundred fifty-three thousand, five hundred forty-five".