13458002355778 has 8 divisors (see below), whose sum is σ = 21249477403920. Its totient is φ = 6374843221140.

The previous prime is 13458002355773. The next prime is 13458002355937. The reversal of 13458002355778 is 87755320085431.

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

It is a super-2 number, since 2×13458002355778² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13458002355773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177078978328 + ... + 177078978403.

It is an arithmetic number, because the mean of its divisors is an integer number (2656184675490).

Almost surely, 2^{13458002355778} is an apocalyptic number.

13458002355778 is a deficient number, since it is larger than the sum of its proper divisors (7791475048142).

13458002355778 is a wasteful number, since it uses less digits than its factorization.

13458002355778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354157956752.

The product of its (nonzero) digits is 28224000, while the sum is 58.

The spelling of 13458002355778 in words is "thirteen trillion, four hundred fifty-eight billion, two million, three hundred fifty-five thousand, seven hundred seventy-eight".