40043004511355 has 4 divisors (see below), whose sum is σ = 48051605413632. Its totient is φ = 32034403609080.

The previous prime is 40043004511331. The next prime is 40043004511441. The reversal of 40043004511355 is 55311540034004.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40043004511355 - 2²⁸ = 40042736075899 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4004300451131 + ... + 4004300451140.

It is an arithmetic number, because the mean of its divisors is an integer number (12012901353408).

Almost surely, 2^{40043004511355} is an apocalyptic number.

40043004511355 is a deficient number, since it is larger than the sum of its proper divisors (8008600902277).

40043004511355 is an equidigital number, since it uses as much as digits as its factorization.

40043004511355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8008600902276.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 40043004511355 its reverse (55311540034004), we get a palindrome (95354544545359).

The spelling of 40043004511355 in words is "forty trillion, forty-three billion, four million, five hundred eleven thousand, three hundred fifty-five".