40512277368 has 48 divisors (see below), whose sum is σ = 110851912080. Its totient is φ = 13364872704.

The previous prime is 40512277313. The next prime is 40512277369. The reversal of 40512277368 is 86377221504.

40512277368 is a `hidden beast` number, since 4 + 0 + 5 + 12 + 277 + 368 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40512277369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2893380 + ... + 2907347.

It is an arithmetic number, because the mean of its divisors is an integer number (2309414835).

Almost surely, 2^40512277368 is an apocalyptic number.

It is an amenable number.

40512277368 is an abundant number, since it is smaller than the sum of its proper divisors (70339634712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40512277368 is a wasteful number, since it uses less digits than its factorization.

40512277368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5800836 (or 5800829 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 40512277368 in words is "forty billion, five hundred twelve million, two hundred seventy-seven thousand, three hundred sixty-eight".