1415143502644 has 12 divisors (see below), whose sum is σ = 2478047987268. Its totient is φ = 707129792000.

The previous prime is 1415143502623. The next prime is 1415143502681. The reversal of 1415143502644 is 4462053415141.

It can be written as a sum of positive squares in 2 ways, for example, as 1134097203600 + 281046299044 = 1064940^2 + 530138^2 .

It is a super-2 number, since 2×1415143502644² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1415143502597 and 1415143502606.

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, 110482627 + ... + 110495434.

It is an arithmetic number, because the mean of its divisors is an integer number (206503998939).

Almost surely, 2^{1415143502644} is an apocalyptic number.

It is an amenable number.

1415143502644 is a deficient number, since it is larger than the sum of its proper divisors (1062904484624).

1415143502644 is a wasteful number, since it uses less digits than its factorization.

1415143502644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220979666 (or 220979664 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

Adding to 1415143502644 its reverse (4462053415141), we get a palindrome (5877196917785).

The spelling of 1415143502644 in words is "one trillion, four hundred fifteen billion, one hundred forty-three million, five hundred two thousand, six hundred forty-four".