26553331490 has 32 divisors (see below), whose sum is σ = 54743589504. Its totient is φ = 9084067200.

The previous prime is 26553331481. The next prime is 26553331529. The reversal of 26553331490 is 9413335562.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383036 + ... + 447015.

It is an arithmetic number, because the mean of its divisors is an integer number (1710737172).

Almost surely, 2^26553331490 is an apocalyptic number.

26553331490 is an abundant number, since it is smaller than the sum of its proper divisors (28190258014).

26553331490 is a wasteful number, since it uses less digits than its factorization.

26553331490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830522.

The product of its (nonzero) digits is 291600, while the sum is 41.

The spelling of 26553331490 in words is "twenty-six billion, five hundred fifty-three million, three hundred thirty-one thousand, four hundred ninety".