13422451016436 has 384 divisors, whose sum is σ = 40278690816000. Its totient is φ = 3448399288320.

The previous prime is 13422451016411. The next prime is 13422451016449. The reversal of 13422451016436 is 63461015422431.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6943843326 + ... + 6943845258.

It is an arithmetic number, because the mean of its divisors is an integer number (104892424000).

Almost surely, 2^{13422451016436} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13422451016436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20139345408000).

13422451016436 is an abundant number, since it is smaller than the sum of its proper divisors (26856239799564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13422451016436 is a wasteful number, since it uses less digits than its factorization.

13422451016436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3564 (or 3548 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

Adding to 13422451016436 its reverse (63461015422431), we get a palindrome (76883466438867).

The spelling of 13422451016436 in words is "thirteen trillion, four hundred twenty-two billion, four hundred fifty-one million, sixteen thousand, four hundred thirty-six".