11557135630 has 8 divisors (see below), whose sum is σ = 20802844152. Its totient is φ = 4622854248.

The previous prime is 11557135621. The next prime is 11557135631. The reversal of 11557135630 is 3653175511.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11557135630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11557135631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577856772 + ... + 577856791.

It is an arithmetic number, because the mean of its divisors is an integer number (2600355519).

Almost surely, 2^11557135630 is an apocalyptic number.

11557135630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11557135630 is a deficient number, since it is larger than the sum of its proper divisors (9245708522).

11557135630 is a wasteful number, since it uses less digits than its factorization.

11557135630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155713570.

The product of its (nonzero) digits is 47250, while the sum is 37.

The spelling of 11557135630 in words is "eleven billion, five hundred fifty-seven million, one hundred thirty-five thousand, six hundred thirty".