11537730530 has 16 divisors (see below), whose sum is σ = 20951703864. Its totient is φ = 4574250240.

The previous prime is 11537730521. The next prime is 11537730541. The reversal of 11537730530 is 3503773511.

It can be written as a sum of positive squares in 4 ways, for example, as 7274554681 + 4263175849 = 85291^2 + 65293^2 .

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, 5104061 + ... + 5106320.

Almost surely, 2^11537730530 is an apocalyptic number.

11537730530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11537730530 is a deficient number, since it is larger than the sum of its proper divisors (9413973334).

11537730530 is a wasteful number, since it uses less digits than its factorization.

11537730530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10210501.

The product of its (nonzero) digits is 33075, while the sum is 35.

The spelling of 11537730530 in words is "eleven billion, five hundred thirty-seven million, seven hundred thirty thousand, five hundred thirty".