2405400131404 has 24 divisors (see below), whose sum is σ = 4431142222640. Its totient is φ = 1139363553024.

The previous prime is 2405400131401. The next prime is 2405400131483. The reversal of 2405400131404 is 4041310045042.

It is a super-2 number, since 2×2405400131404² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2405400131401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1958752 + ... + 2940664.

Almost surely, 2^{2405400131404} is an apocalyptic number.

It is an amenable number.

2405400131404 is a deficient number, since it is larger than the sum of its proper divisors (2025742091236).

2405400131404 is a wasteful number, since it uses less digits than its factorization.

2405400131404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014169 (or 1014167 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 2405400131404 its reverse (4041310045042), we get a palindrome (6446710176446).

The spelling of 2405400131404 in words is "two trillion, four hundred five billion, four hundred million, one hundred thirty-one thousand, four hundred four".