40327309280 has 24 divisors (see below), whose sum is σ = 95273268552. Its totient is φ = 16130923648.

The previous prime is 40327309273. The next prime is 40327309283. The reversal of 40327309280 is 8290372304.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40327309283) 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 3 ways as a sum of consecutive naturals, for example, 126022682 + ... + 126023001.

It is an arithmetic number, because the mean of its divisors is an integer number (3969719523).

Almost surely, 2^40327309280 is an apocalyptic number.

40327309280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40327309280 is an abundant number, since it is smaller than the sum of its proper divisors (54945959272).

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

40327309280 is a wasteful number, since it uses less digits than its factorization.

40327309280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252045698 (or 252045690 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 40327309280 in words is "forty billion, three hundred twenty-seven million, three hundred nine thousand, two hundred eighty".