11564562050 has 24 divisors (see below), whose sum is σ = 21514962612. Its totient is φ = 4624776000.

The previous prime is 11564562013. The next prime is 11564562073. The reversal of 11564562050 is 5026546511.

It can be written as a sum of positive squares in 6 ways, for example, as 8304494641 + 3260067409 = 91129^2 + 57097^2 .

It is a super-3 number, since 3×11564562050³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11564562050.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219260 + ... + 266840.

Almost surely, 2^11564562050 is an apocalyptic number.

11564562050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11564562050 is a deficient number, since it is larger than the sum of its proper divisors (9950400562).

11564562050 is a wasteful number, since it uses less digits than its factorization.

11564562050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52454 (or 52449 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 11564562050 in words is "eleven billion, five hundred sixty-four million, five hundred sixty-two thousand, fifty".