2145113200052 has 6 divisors (see below), whose sum is σ = 3753948100098. Its totient is φ = 1072556600024.

The previous prime is 2145113200049. The next prime is 2145113200099. The reversal of 2145113200052 is 2500023115412.

It can be written as a sum of positive squares in only one way, i.e., 1805406071716 + 339707128336 = 1343654^2 + 582844^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2145113199994 and 2145113200030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268139150003 + ... + 268139150010.

It is an arithmetic number, because the mean of its divisors is an integer number (625658016683).

Almost surely, 2^{2145113200052} is an apocalyptic number.

It is an amenable number.

2145113200052 is a deficient number, since it is larger than the sum of its proper divisors (1608834900046).

2145113200052 is a wasteful number, since it uses less digits than its factorization.

2145113200052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536278300017 (or 536278300015 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 2145113200052 its reverse (2500023115412), we get a palindrome (4645136315464).

The spelling of 2145113200052 in words is "two trillion, one hundred forty-five billion, one hundred thirteen million, two hundred thousand, fifty-two".