40811154812 has 12 divisors (see below), whose sum is σ = 72112915056. Its totient is φ = 20207464800.

The previous prime is 40811154809. The next prime is 40811154841. The reversal of 40811154812 is 21845111804.

It is a happy number.

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, 49527689 + ... + 49528512.

It is an arithmetic number, because the mean of its divisors is an integer number (6009409588).

Almost surely, 2^40811154812 is an apocalyptic number.

It is an amenable number.

40811154812 is a deficient number, since it is larger than the sum of its proper divisors (31301760244).

40811154812 is a wasteful number, since it uses less digits than its factorization.

40811154812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99056308 (or 99056306 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 35.

The spelling of 40811154812 in words is "forty billion, eight hundred eleven million, one hundred fifty-four thousand, eight hundred twelve".