11521092774 has 16 divisors (see below), whose sum is σ = 23785482240. Its totient is φ = 3716481480.

The previous prime is 11521092767. The next prime is 11521092839. The reversal of 11521092774 is 47729012511.

It is a congruent number.

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, 30970494 + ... + 30970865.

It is an arithmetic number, because the mean of its divisors is an integer number (1486592640).

Almost surely, 2^11521092774 is an apocalyptic number.

11521092774 is an abundant number, since it is smaller than the sum of its proper divisors (12264389466).

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

11521092774 is a wasteful number, since it uses less digits than its factorization.

11521092774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61941395.

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 11521092774 in words is "eleven billion, five hundred twenty-one million, ninety-two thousand, seven hundred seventy-four".