40880720555 has 16 divisors (see below), whose sum is σ = 50112134784. Its totient is φ = 32001383040.

The previous prime is 40880720527. The next prime is 40880720561. The reversal of 40880720555 is 55502708804.

It is not a de Polignac number, because 40880720555 - 2²⁴ = 40863943339 is a prime.

It is a super-3 number, since 3×40880720555³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1151165 + ... + 1186145.

It is an arithmetic number, because the mean of its divisors is an integer number (3132008424).

Almost surely, 2^40880720555 is an apocalyptic number.

40880720555 is a deficient number, since it is larger than the sum of its proper divisors (9231414229).

40880720555 is a wasteful number, since it uses less digits than its factorization.

40880720555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40006.

The product of its (nonzero) digits is 448000, while the sum is 44.

The spelling of 40880720555 in words is "forty billion, eight hundred eighty million, seven hundred twenty thousand, five hundred fifty-five".