26435584380 has 24 divisors (see below), whose sum is σ = 74019636432. Its totient is φ = 7049489152.

The previous prime is 26435584379. The next prime is 26435584403. The reversal of 26435584380 is 8348553462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220296477 + ... + 220296596.

It is an arithmetic number, because the mean of its divisors is an integer number (3084151518).

Almost surely, 2^26435584380 is an apocalyptic number.

26435584380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26435584380 is an abundant number, since it is smaller than the sum of its proper divisors (47584052052).

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

26435584380 is a wasteful number, since it uses less digits than its factorization.

26435584380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440593085 (or 440593083 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 48.

The spelling of 26435584380 in words is "twenty-six billion, four hundred thirty-five million, five hundred eighty-four thousand, three hundred eighty".