4040410400523 has 40 divisors (see below), whose sum is σ = 6898089673728. Its totient is φ = 2308747161456.

The previous prime is 4040410400519. The next prime is 4040410400531. The reversal of 4040410400523 is 3250040140404.

It is a happy number.

It is not a de Polignac number, because 4040410400523 - 2² = 4040410400519 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4040410400513) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 32542240 + ... + 32666162.

Almost surely, 2^{4040410400523} is an apocalyptic number.

4040410400523 is a deficient number, since it is larger than the sum of its proper divisors (2857679273205).

4040410400523 is a wasteful number, since it uses less digits than its factorization.

4040410400523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181445 (or 181436 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 4040410400523 its reverse (3250040140404), we get a palindrome (7290450540927).

The spelling of 4040410400523 in words is "four trillion, forty billion, four hundred ten million, four hundred thousand, five hundred twenty-three".