4121551345032 has 256 divisors, whose sum is σ = 12554513568000. Its totient is φ = 1242467942400.

The previous prime is 4121551345031. The next prime is 4121551345061. The reversal of 4121551345032 is 2305431551214.

4121551345032 is a `hidden beast` number, since 4 + 1 + 2 + 15 + 5 + 134 + 503 + 2 = 666.

It is a super-2 number, since 2×4121551345032² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4121551345031) 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, 881990248 + ... + 881994920.

It is an arithmetic number, because the mean of its divisors is an integer number (49041068625).

Almost surely, 2^{4121551345032} 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 4121551345032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6277256784000).

4121551345032 is an abundant number, since it is smaller than the sum of its proper divisors (8432962222968).

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

4121551345032 is a wasteful number, since it uses less digits than its factorization.

4121551345032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6549 (or 6539 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 4121551345032 its reverse (2305431551214), we get a palindrome (6426982896246).

The spelling of 4121551345032 in words is "four trillion, one hundred twenty-one billion, five hundred fifty-one million, three hundred forty-five thousand, thirty-two".