40001003520041 has 4 divisors (see below), whose sum is σ = 42106319494800. Its totient is φ = 37895687545284.

The previous prime is 40001003519989. The next prime is 40001003520089. The reversal of 40001003520041 is 14002530010004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40001003520041 - 2³⁰ = 39999929778217 is a prime.

It is a super-2 number, since 2×40001003520041² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40001003519995 and 40001003520022.

It is not an unprimeable number, because it can be changed into a prime (40001003522041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1052657987351 + ... + 1052657987388.

It is an arithmetic number, because the mean of its divisors is an integer number (10526579873700).

Almost surely, 2^{40001003520041} is an apocalyptic number.

It is an amenable number.

40001003520041 is a deficient number, since it is larger than the sum of its proper divisors (2105315974759).

40001003520041 is a wasteful number, since it uses less digits than its factorization.

40001003520041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105315974758.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 40001003520041 its reverse (14002530010004), we get a palindrome (54003533530045).

The spelling of 40001003520041 in words is "forty trillion, one billion, three million, five hundred twenty thousand, forty-one".