11405130776 has 32 divisors (see below), whose sum is σ = 23321121600. Its totient is φ = 5197271040.

The previous prime is 11405130767. The next prime is 11405130797. The reversal of 11405130776 is 67703150411.

11405130776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 685865 + ... + 702296.

It is an arithmetic number, because the mean of its divisors is an integer number (728785050).

Almost surely, 2^11405130776 is an apocalyptic number.

It is an amenable number.

11405130776 is an abundant number, since it is smaller than the sum of its proper divisors (11915990824).

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

11405130776 is a wasteful number, since it uses less digits than its factorization.

11405130776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388259 (or 1388255 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 35.

The spelling of 11405130776 in words is "eleven billion, four hundred five million, one hundred thirty thousand, seven hundred seventy-six".