40401400504 has 16 divisors (see below), whose sum is σ = 78196259520. Its totient is φ = 19549064640.

The previous prime is 40401400499. The next prime is 40401400517. The reversal of 40401400504 is 40500410404.

It is a super-2 number, since 2×40401400504² (a number of 22 digits) contains 22 as substring.

It is a congruent 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, 81454189 + ... + 81454684.

It is an arithmetic number, because the mean of its divisors is an integer number (4887266220).

Almost surely, 2^40401400504 is an apocalyptic number.

It is an amenable number.

40401400504 is a deficient number, since it is larger than the sum of its proper divisors (37794859016).

40401400504 is a wasteful number, since it uses less digits than its factorization.

40401400504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162908910 (or 162908906 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

Adding to 40401400504 its reverse (40500410404), we get a palindrome (80901810908).

The spelling of 40401400504 in words is "forty billion, four hundred one million, four hundred thousand, five hundred four".