11451345250 has 32 divisors (see below), whose sum is σ = 21471840000. Its totient is φ = 4573076400.

The previous prime is 11451345247. The next prime is 11451345313. The reversal of 11451345250 is 5254315411.

It is a super-2 number, since 2×11451345250² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117751 + ... + 191749.

It is an arithmetic number, because the mean of its divisors is an integer number (670995000).

Almost surely, 2^11451345250 is an apocalyptic number.

11451345250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11451345250 is a deficient number, since it is larger than the sum of its proper divisors (10020494750).

11451345250 is an equidigital number, since it uses as much as digits as its factorization.

11451345250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74635 (or 74625 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 11451345250 in words is "eleven billion, four hundred fifty-one million, three hundred forty-five thousand, two hundred fifty".