26404477356 has 24 divisors (see below), whose sum is σ = 61614060480. Its totient is φ = 8800976272.

The previous prime is 26404477313. The next prime is 26404477361. The reversal of 26404477356 is 65377440462.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188215 + ... + 297041.

It is an arithmetic number, because the mean of its divisors is an integer number (2567252520).

Almost surely, 2^26404477356 is an apocalyptic number.

It is an amenable number.

26404477356 is an abundant number, since it is smaller than the sum of its proper divisors (35209583124).

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

26404477356 is a wasteful number, since it uses less digits than its factorization.

26404477356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129053 (or 129051 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 48.

The spelling of 26404477356 in words is "twenty-six billion, four hundred four million, four hundred seventy-seven thousand, three hundred fifty-six".