11512552406 has 16 divisors (see below), whose sum is σ = 17333238816. Its totient is φ = 5734846656.

The previous prime is 11512552393. The next prime is 11512552477. The reversal of 11512552406 is 60425521511.

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, 591380 + ... + 610536.

It is an arithmetic number, because the mean of its divisors is an integer number (1083327426).

Almost surely, 2^11512552406 is an apocalyptic number.

11512552406 is a deficient number, since it is larger than the sum of its proper divisors (5820686410).

11512552406 is a wasteful number, since it uses less digits than its factorization.

11512552406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20263.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 11512552406 in words is "eleven billion, five hundred twelve million, five hundred fifty-two thousand, four hundred six".