15280477803379 has 2 divisors, whose sum is σ = 15280477803380. Its totient is φ = 15280477803378.

The previous prime is 15280477803361. The next prime is 15280477803413. The reversal of 15280477803379 is 97330877408251.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15280477803379 - 2²⁵ = 15280444248947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15280477803379.

It is not a weakly prime, because it can be changed into another prime (15280477803779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7640238901689 + 7640238901690.

It is an arithmetic number, because the mean of its divisors is an integer number (7640238901690).

Almost surely, 2^{15280477803379} is an apocalyptic number.

15280477803379 is a deficient number, since it is larger than the sum of its proper divisors (1).

15280477803379 is an equidigital number, since it uses as much as digits as its factorization.

15280477803379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71124480, while the sum is 64.

The spelling of 15280477803379 in words is "fifteen trillion, two hundred eighty billion, four hundred seventy-seven million, eight hundred three thousand, three hundred seventy-nine".