40838054512 has 10 divisors (see below), whose sum is σ = 79123730648. Its totient is φ = 20419027248.

The previous prime is 40838054489. The next prime is 40838054531. The reversal of 40838054512 is 21545083804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276189188 + ... + 1276189219.

Almost surely, 2^40838054512 is an apocalyptic number.

It is an amenable number.

40838054512 is a deficient number, since it is larger than the sum of its proper divisors (38285676136).

40838054512 is a wasteful number, since it uses less digits than its factorization.

40838054512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552378415 (or 2552378409 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The spelling of 40838054512 in words is "forty billion, eight hundred thirty-eight million, fifty-four thousand, five hundred twelve".