13400424037 has 32 divisors (see below), whose sum is σ = 18002283264. Its totient is φ = 9633254400.

The previous prime is 13400423957. The next prime is 13400424041. The reversal of 13400424037 is 73042400431.

It is a de Polignac number, because none of the positive numbers 2^k-13400424037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13400423996 and 13400424014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13400424637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2897587 + ... + 2902207.

It is an arithmetic number, because the mean of its divisors is an integer number (562571352).

Almost surely, 2^13400424037 is an apocalyptic number.

It is an amenable number.

13400424037 is a deficient number, since it is larger than the sum of its proper divisors (4601859227).

13400424037 is a wasteful number, since it uses less digits than its factorization.

13400424037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7549.

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 13400424037 its reverse (73042400431), we get a palindrome (86442824468).

The spelling of 13400424037 in words is "thirteen billion, four hundred million, four hundred twenty-four thousand, thirty-seven".