5145401340452 has 6 divisors (see below), whose sum is σ = 9004452345798. Its totient is φ = 2572700670224.

The previous prime is 5145401340451. The next prime is 5145401340461. The reversal of 5145401340452 is 2540431045415.

It can be written as a sum of positive squares in only one way, i.e., 5048721388096 + 96679952356 = 2246936^2 + 310934^2 .

It is not an unprimeable number, because it can be changed into a prime (5145401340451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643175167553 + ... + 643175167560.

It is an arithmetic number, because the mean of its divisors is an integer number (1500742057633).

Almost surely, 2^{5145401340452} is an apocalyptic number.

It is an amenable number.

5145401340452 is a deficient number, since it is larger than the sum of its proper divisors (3859051005346).

5145401340452 is a wasteful number, since it uses less digits than its factorization.

5145401340452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286350335117 (or 1286350335115 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 5145401340452 its reverse (2540431045415), we get a palindrome (7685832385867).

The spelling of 5145401340452 in words is "five trillion, one hundred forty-five billion, four hundred one million, three hundred forty thousand, four hundred fifty-two".