11211775374 has 32 divisors (see below), whose sum is σ = 22705130880. Its totient is φ = 3690621792.

The previous prime is 11211775357. The next prime is 11211775391. The reversal of 11211775374 is 47357711211.

It is an interprime number because it is at equal distance from previous prime (11211775357) and next prime (11211775391).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117037 + ... + 190055.

It is an arithmetic number, because the mean of its divisors is an integer number (709535340).

Almost surely, 2^11211775374 is an apocalyptic number.

11211775374 is an abundant number, since it is smaller than the sum of its proper divisors (11493355506).

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

11211775374 is a wasteful number, since it uses less digits than its factorization.

11211775374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73344.

The product of its digits is 41160, while the sum is 39.

The spelling of 11211775374 in words is "eleven billion, two hundred eleven million, seven hundred seventy-five thousand, three hundred seventy-four".