40043004511425 has 24 divisors (see below), whose sum is σ = 66339270101280. Its totient is φ = 21312773596800.

The previous prime is 40043004511331. The next prime is 40043004511441. The reversal of 40043004511425 is 52411540034004.

It is a happy number.

It is not a de Polignac number, because 40043004511425 - 2¹⁶ = 40043004445889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 543656380 + ... + 543730029.

It is an arithmetic number, because the mean of its divisors is an integer number (2764136254220).

Almost surely, 2^{40043004511425} is an apocalyptic number.

It is an amenable number.

40043004511425 is a deficient number, since it is larger than the sum of its proper divisors (26296265589855).

40043004511425 is a wasteful number, since it uses less digits than its factorization.

40043004511425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087386913 (or 1087386908 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 40043004511425 its reverse (52411540034004), we get a palindrome (92454544545429).

The spelling of 40043004511425 in words is "forty trillion, forty-three billion, four million, five hundred eleven thousand, four hundred twenty-five".