14977605414549 has 4 divisors (see below), whose sum is σ = 19970140552736. Its totient is φ = 9985070276364.

The previous prime is 14977605414533. The next prime is 14977605414587. The reversal of 14977605414549 is 94541450677941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 14977605414549 - 2⁴ = 14977605414533 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14977605414549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14977605414509) 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, 2496267569089 + ... + 2496267569094.

It is an arithmetic number, because the mean of its divisors is an integer number (4992535138184).

Almost surely, 2^{14977605414549} is an apocalyptic number.

It is an amenable number.

14977605414549 is a deficient number, since it is larger than the sum of its proper divisors (4992535138187).

14977605414549 is an equidigital number, since it uses as much as digits as its factorization.

14977605414549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4992535138186.

The product of its (nonzero) digits is 152409600, while the sum is 66.

The spelling of 14977605414549 in words is "fourteen trillion, nine hundred seventy-seven billion, six hundred five million, four hundred fourteen thousand, five hundred forty-nine".