11071611518 has 16 divisors (see below), whose sum is σ = 18194947056. Its totient is φ = 5010949440.

The previous prime is 11071611479. The next prime is 11071611521. The reversal of 11071611518 is 81511617011.

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, 1074821 + ... + 1085072.

It is an arithmetic number, because the mean of its divisors is an integer number (1137184191).

Almost surely, 2^11071611518 is an apocalyptic number.

11071611518 is a deficient number, since it is larger than the sum of its proper divisors (7123335538).

11071611518 is a wasteful number, since it uses less digits than its factorization.

11071611518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160139.

The product of its (nonzero) digits is 1680, while the sum is 32.

The spelling of 11071611518 in words is "eleven billion, seventy-one million, six hundred eleven thousand, five hundred eighteen".