11725715170 has 24 divisors (see below), whose sum is σ = 22854740436. Its totient is φ = 4329494208.

The previous prime is 11725715137. The next prime is 11725715171. The reversal of 11725715170 is 7151752711.

It can be written as a sum of positive squares in 6 ways, for example, as 42915601 + 11682799569 = 6551^2 + 108087^2 .

It is a super-3 number, since 3×11725715170³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11725715171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3467457 + ... + 3470836.

Almost surely, 2^11725715170 is an apocalyptic number.

11725715170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11725715170 is a deficient number, since it is larger than the sum of its proper divisors (11129025266).

11725715170 is a wasteful number, since it uses less digits than its factorization.

11725715170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6938326 (or 6938313 counting only the distinct ones).

The product of its (nonzero) digits is 17150, while the sum is 37.

The spelling of 11725715170 in words is "eleven billion, seven hundred twenty-five million, seven hundred fifteen thousand, one hundred seventy".