2026678401 has 40 divisors (see below), whose sum is σ = 3327043104. Its totient is φ = 1219250880.

The previous prime is 2026678387. The next prime is 2026678411. The reversal of 2026678401 is 1048766202.

It is not a de Polignac number, because 2026678401 - 2¹⁰ = 2026677377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2026678411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 113766 + ... + 130368.

Almost surely, 2^2026678401 is an apocalyptic number.

It is an amenable number.

2026678401 is a deficient number, since it is larger than the sum of its proper divisors (1300364703).

2026678401 is a wasteful number, since it uses less digits than its factorization.

2026678401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16763 (or 16754 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 2026678401 is about 45018.6450373620. The cubic root of 2026678401 is about 1265.4984367926.

The spelling of 2026678401 in words is "two billion, twenty-six million, six hundred seventy-eight thousand, four hundred one".