2321130055644 has 36 divisors (see below), whose sum is σ = 6069621699960. Its totient is φ = 747030362400.

The previous prime is 2321130055613. The next prime is 2321130055721. The reversal of 2321130055644 is 4465500311232.

2321130055644 is a `hidden beast` number, since 2 + 3 + 2 + 1 + 1 + 3 + 0 + 0 + 5 + 5 + 644 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 2321130055599 and 2321130055608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1111651282 + ... + 1111653369.

Almost surely, 2^{2321130055644} is an apocalyptic number.

It is an amenable number.

2321130055644 is an abundant number, since it is smaller than the sum of its proper divisors (3748491644316).

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

2321130055644 is a wasteful number, since it uses less digits than its factorization.

2321130055644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223304690 (or 2223304685 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 2321130055644 its reverse (4465500311232), we get a palindrome (6786630366876).

The spelling of 2321130055644 in words is "two trillion, three hundred twenty-one billion, one hundred thirty million, fifty-five thousand, six hundred forty-four".