2145234144376 has 32 divisors (see below), whose sum is σ = 4030228016640. Its totient is φ = 1070507640928.

The previous prime is 2145234144269. The next prime is 2145234144377. The reversal of 2145234144376 is 6734414325412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145234144377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18364185 + ... + 18480631.

It is an arithmetic number, because the mean of its divisors is an integer number (125944625520).

Almost surely, 2^{2145234144376} is an apocalyptic number.

It is an amenable number.

2145234144376 is a deficient number, since it is larger than the sum of its proper divisors (1884993872264).

2145234144376 is a wasteful number, since it uses less digits than its factorization.

2145234144376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120963 (or 120959 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 46.

Adding to 2145234144376 its reverse (6734414325412), we get a palindrome (8879648469788).

The spelling of 2145234144376 in words is "two trillion, one hundred forty-five billion, two hundred thirty-four million, one hundred forty-four thousand, three hundred seventy-six".