13029400903679 has 4 divisors (see below), whose sum is σ = 13044156737976. Its totient is φ = 13014645069384.

The previous prime is 13029400903669. The next prime is 13029400903693. The reversal of 13029400903679 is 97630900492031.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13029400903679 - 2⁸ = 13029400903423 is a prime.

It is a super-2 number, since 2×13029400903679² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13029400903679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13029400903639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7377915824 + ... + 7377917589.

It is an arithmetic number, because the mean of its divisors is an integer number (3261039184494).

Almost surely, 2^{13029400903679} is an apocalyptic number.

13029400903679 is a deficient number, since it is larger than the sum of its proper divisors (14755834297).

13029400903679 is an equidigital number, since it uses as much as digits as its factorization.

13029400903679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14755834296.

The product of its (nonzero) digits is 2204496, while the sum is 53.

The spelling of 13029400903679 in words is "thirteen trillion, twenty-nine billion, four hundred million, nine hundred three thousand, six hundred seventy-nine".