11942511206 has 16 divisors (see below), whose sum is σ = 17957470608. Its totient is φ = 5956704000.

The previous prime is 11942511187. The next prime is 11942511211. The reversal of 11942511206 is 60211524911.

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, 2038181 + ... + 2044031.

It is an arithmetic number, because the mean of its divisors is an integer number (1122341913).

Almost surely, 2^11942511206 is an apocalyptic number.

11942511206 is a deficient number, since it is larger than the sum of its proper divisors (6014959402).

11942511206 is a wasteful number, since it uses less digits than its factorization.

11942511206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8167.

The product of its (nonzero) digits is 4320, while the sum is 32.

The spelling of 11942511206 in words is "eleven billion, nine hundred forty-two million, five hundred eleven thousand, two hundred six".