43621362561120 has 48 divisors (see below), whose sum is σ = 137407292069040. Its totient is φ = 11632363349504.

The previous prime is 43621362561067. The next prime is 43621362561157. The reversal of 43621362561120 is 2116526312634.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45438918855 + ... + 45438919814.

It is an arithmetic number, because the mean of its divisors is an integer number (2862651918105).

Almost surely, 2^{43621362561120} is an apocalyptic number.

43621362561120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43621362561120 is an abundant number, since it is smaller than the sum of its proper divisors (93785929507920).

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

43621362561120 is a wasteful number, since it uses less digits than its factorization.

43621362561120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90877838687 (or 90877838679 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

Adding to 43621362561120 its reverse (2116526312634), we get a palindrome (45737888873754).

The spelling of 43621362561120 in words is "forty-three trillion, six hundred twenty-one billion, three hundred sixty-two million, five hundred sixty-one thousand, one hundred twenty".