2143477522144 has 24 divisors (see below), whose sum is σ = 4822824425328. Its totient is φ = 918633223680.

The previous prime is 2143477522133. The next prime is 2143477522157. The reversal of 2143477522144 is 4412257743412.

It is a junction number, because it is equal to n+sod(n) for n = 2143477522094 and 2143477522103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4784547817 + ... + 4784548264.

It is an arithmetic number, because the mean of its divisors is an integer number (200951017722).

Almost surely, 2^{2143477522144} is an apocalyptic number.

It is an amenable number.

2143477522144 is an abundant number, since it is smaller than the sum of its proper divisors (2679346903184).

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

2143477522144 is an equidigital number, since it uses as much as digits as its factorization.

2143477522144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9569096098 (or 9569096090 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 46.

The spelling of 2143477522144 in words is "two trillion, one hundred forty-three billion, four hundred seventy-seven million, five hundred twenty-two thousand, one hundred forty-four".