11307506500 has 24 divisors (see below), whose sum is σ = 24695595288. Its totient is φ = 4523002400.

The previous prime is 11307506479. The next prime is 11307506557. The reversal of 11307506500 is 560570311.

It can be written as a sum of positive squares in 4 ways, for example, as 161604 + 11307344896 = 402^2 + 106336^2 .

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, 11307007 + ... + 11308006.

It is an arithmetic number, because the mean of its divisors is an integer number (1028983137).

Almost surely, 2^11307506500 is an apocalyptic number.

11307506500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11307506500 is an abundant number, since it is smaller than the sum of its proper divisors (13388088788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11307506500 is a wasteful number, since it uses less digits than its factorization.

11307506500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22615032 (or 22615020 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 28.

The spelling of 11307506500 in words is "eleven billion, three hundred seven million, five hundred six thousand, five hundred".