40144063149 has 12 divisors (see below), whose sum is σ = 59856381312. Its totient is φ = 25899395400.

The previous prime is 40144063147. The next prime is 40144063171. The reversal of 40144063149 is 94136044104.

It is a happy number.

40144063149 is a `hidden beast` number, since 4 + 0 + 14 + 4 + 0 + 631 + 4 + 9 = 666.

40144063149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40144063149 - 2¹ = 40144063147 is a prime.

It is a super-2 number, since 2×40144063149² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40144063147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71942487 + ... + 71943044.

It is an arithmetic number, because the mean of its divisors is an integer number (4988031776).

Almost surely, 2^40144063149 is an apocalyptic number.

It is an amenable number.

40144063149 is a deficient number, since it is larger than the sum of its proper divisors (19712318163).

40144063149 is a wasteful number, since it uses less digits than its factorization.

40144063149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143885568 (or 143885565 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 40144063149 in words is "forty billion, one hundred forty-four million, sixty-three thousand, one hundred forty-nine".