40161151044148 has 36 divisors (see below), whose sum is σ = 70809294759840. Its totient is φ = 19930929659872.

The previous prime is 40161151044073. The next prime is 40161151044221. The reversal of 40161151044148 is 84144015116104.

It is a super-2 number, since 2×40161151044148² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40161151044148.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64735161 + ... + 65352607.

It is an arithmetic number, because the mean of its divisors is an integer number (1966924854440).

Almost surely, 2^{40161151044148} is an apocalyptic number.

It is an amenable number.

40161151044148 is a deficient number, since it is larger than the sum of its proper divisors (30648143715692).

40161151044148 is a wasteful number, since it uses less digits than its factorization.

40161151044148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618264 (or 618065 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 40.

The spelling of 40161151044148 in words is "forty trillion, one hundred sixty-one billion, one hundred fifty-one million, forty-four thousand, one hundred forty-eight".