5618765090 has 16 divisors (see below), whose sum is σ = 10114911288. Its totient is φ = 2247254016.

The previous prime is 5618765057. The next prime is 5618765093. The reversal of 5618765090 is 905678165.

It can be written as a sum of positive squares in 4 ways, for example, as 5185584121 + 433180969 = 72011^2 + 20813^2 .

It is a super-2 number, since 2×5618765090² = 63141042273205416200, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5618765093) by changing a digit.

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, 81404 + ... + 133656.

Almost surely, 2^5618765090 is an apocalyptic number.

5618765090 is a deficient number, since it is larger than the sum of its proper divisors (4496146198).

5618765090 is a wasteful number, since it uses less digits than its factorization.

5618765090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63013.

The product of its (nonzero) digits is 453600, while the sum is 47.

The square root of 5618765090 is about 74958.4224086927. The cubic root of 5618765090 is about 1777.7893156962.

The spelling of 5618765090 in words is "five billion, six hundred eighteen million, seven hundred sixty-five thousand, ninety".