13403383137448 has 8 divisors (see below), whose sum is σ = 25131343382730. Its totient is φ = 6701691568720.

The previous prime is 13403383137379. The next prime is 13403383137517. The reversal of 13403383137448 is 84473138330431.

It is an interprime number because it is at equal distance from previous prime (13403383137379) and next prime (13403383137517).

It can be written as a sum of positive squares in only one way, i.e., 7390775085604 + 6012608051844 = 2718598^2 + 2452062^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 13403383137395 and 13403383137404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 837711446083 + ... + 837711446098.

Almost surely, 2^{13403383137448} is an apocalyptic number.

It is an amenable number.

13403383137448 is a deficient number, since it is larger than the sum of its proper divisors (11727960245282).

13403383137448 is a wasteful number, since it uses less digits than its factorization.

13403383137448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675422892187 (or 1675422892183 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 52.

The spelling of 13403383137448 in words is "thirteen trillion, four hundred three billion, three hundred eighty-three million, one hundred thirty-seven thousand, four hundred forty-eight".