13958078977 has 8 divisors (see below), whose sum is σ = 14601283200. Its totient is φ = 13317902400.

The previous prime is 13958078947. The next prime is 13958078983. The reversal of 13958078977 is 77987085931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13958078977 - 2²³ = 13949690369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13958078947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747477 + ... + 765922.

It is an arithmetic number, because the mean of its divisors is an integer number (1825160400).

Almost surely, 2^13958078977 is an apocalyptic number.

It is an amenable number.

13958078977 is a deficient number, since it is larger than the sum of its proper divisors (643204223).

13958078977 is a wasteful number, since it uses less digits than its factorization.

13958078977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513823.

The product of its (nonzero) digits is 26671680, while the sum is 64.

The spelling of 13958078977 in words is "thirteen billion, nine hundred fifty-eight million, seventy-eight thousand, nine hundred seventy-seven".