2978126854435 has 16 divisors (see below), whose sum is σ = 3600794728224. Its totient is φ = 2364522076672.

The previous prime is 2978126854433. The next prime is 2978126854453. The reversal of 2978126854435 is 5344586218792.

2978126854435 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2978126854435 - 2¹ = 2978126854433 is a prime.

It is a super-2 number, since 2×2978126854435² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2978126854433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2570662 + ... + 3544651.

It is an arithmetic number, because the mean of its divisors is an integer number (225049670514).

Almost surely, 2^{2978126854435} is an apocalyptic number.

2978126854435 is a deficient number, since it is larger than the sum of its proper divisors (622667873789).

2978126854435 is a wasteful number, since it uses less digits than its factorization.

2978126854435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6116054.

The product of its digits is 116121600, while the sum is 64.

The spelling of 2978126854435 in words is "two trillion, nine hundred seventy-eight billion, one hundred twenty-six million, eight hundred fifty-four thousand, four hundred thirty-five".