11504720406111 has 16 divisors (see below), whose sum is σ = 16309352255328. Its totient is φ = 7188695193600.

The previous prime is 11504720406103. The next prime is 11504720406121. The reversal of 11504720406111 is 11160402740511.

It is not a de Polignac number, because 11504720406111 - 2³ = 11504720406103 is a prime.

It is a super-2 number, since 2×11504720406111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11504720406121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468001720 + ... + 468026301.

It is an arithmetic number, because the mean of its divisors is an integer number (1019334515958).

Almost surely, 2^{11504720406111} is an apocalyptic number.

11504720406111 is a deficient number, since it is larger than the sum of its proper divisors (4804631849217).

11504720406111 is a wasteful number, since it uses less digits than its factorization.

11504720406111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936028282.

The product of its (nonzero) digits is 6720, while the sum is 33.

The spelling of 11504720406111 in words is "eleven trillion, five hundred four billion, seven hundred twenty million, four hundred six thousand, one hundred eleven".