26420163484 has 96 divisors (see below), whose sum is σ = 54871153344. Its totient is φ = 10973214720.

The previous prime is 26420163481. The next prime is 26420163491. The reversal of 26420163484 is 48436102462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26420163481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30972802 + ... + 30973654.

It is an arithmetic number, because the mean of its divisors is an integer number (571574514).

Almost surely, 2^26420163484 is an apocalyptic number.

It is an amenable number.

26420163484 is an abundant number, since it is smaller than the sum of its proper divisors (28450989860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26420163484 is a wasteful number, since it uses less digits than its factorization.

26420163484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367 (or 1365 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 26420163484 in words is "twenty-six billion, four hundred twenty million, one hundred sixty-three thousand, four hundred eighty-four".