2451540042404 has 24 divisors (see below), whose sum is σ = 4299674416128. Its totient is φ = 1223061996960.

The previous prime is 2451540042401. The next prime is 2451540042439. The reversal of 2451540042404 is 4042400451542.

It is a happy number.

It is a super-2 number, since 2×2451540042404² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2451540042401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34599197 + ... + 34669979.

It is an arithmetic number, because the mean of its divisors is an integer number (179153100672).

Almost surely, 2^{2451540042404} is an apocalyptic number.

It is an amenable number.

2451540042404 is a deficient number, since it is larger than the sum of its proper divisors (1848134373724).

2451540042404 is a wasteful number, since it uses less digits than its factorization.

2451540042404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89795 (or 89793 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 2451540042404 its reverse (4042400451542), we get a palindrome (6493940493946).

The spelling of 2451540042404 in words is "two trillion, four hundred fifty-one billion, five hundred forty million, forty-two thousand, four hundred four".