11517349570 has 32 divisors (see below), whose sum is σ = 20933458560. Its totient is φ = 4562169600.

The previous prime is 11517349559. The next prime is 11517349579. The reversal of 11517349570 is 7594371511.

It is a super-2 number, since 2×11517349570² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11517349579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547059 + ... + 567721.

It is an arithmetic number, because the mean of its divisors is an integer number (654170580).

Almost surely, 2^11517349570 is an apocalyptic number.

11517349570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11517349570 is a deficient number, since it is larger than the sum of its proper divisors (9416108990).

11517349570 is a wasteful number, since it uses less digits than its factorization.

11517349570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21210.

The product of its (nonzero) digits is 132300, while the sum is 43.

The spelling of 11517349570 in words is "eleven billion, five hundred seventeen million, three hundred forty-nine thousand, five hundred seventy".