40309350555 has 32 divisors (see below), whose sum is σ = 65197440000. Its totient is φ = 21264417792.

The previous prime is 40309350553. The next prime is 40309350563. The reversal of 40309350555 is 55505390304.

It is not a de Polignac number, because 40309350555 - 2¹ = 40309350553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40309350553) 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 31 ways as a sum of consecutive naturals, for example, 2872446 + ... + 2886444.

It is an arithmetic number, because the mean of its divisors is an integer number (2037420000).

Almost surely, 2^40309350555 is an apocalyptic number.

40309350555 is a deficient number, since it is larger than the sum of its proper divisors (24888089445).

40309350555 is a wasteful number, since it uses less digits than its factorization.

40309350555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16083.

The product of its (nonzero) digits is 202500, while the sum is 39.

The spelling of 40309350555 in words is "forty billion, three hundred nine million, three hundred fifty thousand, five hundred fifty-five".