16351136451312 has 320 divisors, whose sum is σ = 48044330966016. Its totient is φ = 4754108620800.

The previous prime is 16351136451311. The next prime is 16351136451407. The reversal of 16351136451312 is 21315463115361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16351136451311) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 662432923 + ... + 662457605.

Almost surely, 2^{16351136451312} is an apocalyptic number.

16351136451312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16351136451312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24022165483008).

16351136451312 is an abundant number, since it is smaller than the sum of its proper divisors (31693194514704).

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

16351136451312 is a wasteful number, since it uses less digits than its factorization.

16351136451312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25288 (or 25282 counting only the distinct ones).

The product of its digits is 194400, while the sum is 42.

Adding to 16351136451312 its reverse (21315463115361), we get a palindrome (37666599566673).

The spelling of 16351136451312 in words is "sixteen trillion, three hundred fifty-one billion, one hundred thirty-six million, four hundred fifty-one thousand, three hundred twelve".