102400144344 has 48 divisors (see below), whose sum is σ = 277349579520. Its totient is φ = 34131430080.

The previous prime is 102400144337. The next prime is 102400144349. The reversal of 102400144344 is 443441004201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102400144349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1805994 + ... + 1861830.

It is an arithmetic number, because the mean of its divisors is an integer number (5778116240).

Almost surely, 2^102400144344 is an apocalyptic number.

It is an amenable number.

102400144344 is an abundant number, since it is smaller than the sum of its proper divisors (174949435176).

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

102400144344 is a wasteful number, since it uses less digits than its factorization.

102400144344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81320 (or 81313 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 102400144344 its reverse (443441004201), we get a palindrome (545841148545).

The spelling of 102400144344 in words is "one hundred two billion, four hundred million, one hundred forty-four thousand, three hundred forty-four".