12011554292 has 12 divisors (see below), whose sum is σ = 22126547520. Its totient is φ = 5689683576.

The previous prime is 12011554277. The next prime is 12011554307. The reversal of 12011554292 is 29245511021.

It is an interprime number because it is at equal distance from previous prime (12011554277) and next prime (12011554307).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79023308 + ... + 79023459.

It is an arithmetic number, because the mean of its divisors is an integer number (1843878960).

Almost surely, 2^12011554292 is an apocalyptic number.

It is an amenable number.

12011554292 is a deficient number, since it is larger than the sum of its proper divisors (10114993228).

12011554292 is a wasteful number, since it uses less digits than its factorization.

12011554292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158046790 (or 158046788 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 12011554292 in words is "twelve billion, eleven million, five hundred fifty-four thousand, two hundred ninety-two".