26346673240 has 32 divisors (see below), whose sum is σ = 59746798080. Its totient is φ = 10455685632.

The previous prime is 26346673231. The next prime is 26346673271. The reversal of 26346673240 is 4237664362.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2588097 + ... + 2598256.

It is an arithmetic number, because the mean of its divisors is an integer number (1867087440).

Almost surely, 2^26346673240 is an apocalyptic number.

26346673240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26346673240 is an abundant number, since it is smaller than the sum of its proper divisors (33400124840).

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

26346673240 is a wasteful number, since it uses less digits than its factorization.

26346673240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5186491 (or 5186487 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 43.

The spelling of 26346673240 in words is "twenty-six billion, three hundred forty-six million, six hundred seventy-three thousand, two hundred forty".