13480661246403 has 32 divisors (see below), whose sum is σ = 20026396857600. Its totient is φ = 8008900776576.

The previous prime is 13480661246363. The next prime is 13480661246449. The reversal of 13480661246403 is 30464216608431.

It is a Cunningham number, because it is equal to 3671602²-1.

It is not a de Polignac number, because 13480661246403 - 2¹³ = 13480661238211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13480661246203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10402876 + ... + 11626742.

It is an arithmetic number, because the mean of its divisors is an integer number (625824901800).

Almost surely, 2^{13480661246403} is an apocalyptic number.

13480661246403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13480661246403 is a deficient number, since it is larger than the sum of its proper divisors (6545735611197).

13480661246403 is a wasteful number, since it uses less digits than its factorization.

13480661246403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233651.

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 13480661246403 in words is "thirteen trillion, four hundred eighty billion, six hundred sixty-one million, two hundred forty-six thousand, four hundred three".