26631402755 has 8 divisors (see below), whose sum is σ = 32274096624. Its totient is φ = 21094180000.

The previous prime is 26631402703. The next prime is 26631402793. The reversal of 26631402755 is 55720413662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-26631402755 is a prime.

It is a super-2 number, since 2×26631402755² (a number of 22 digits) contains 22 as substring.

It is a Duffinian 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, 26367221 + ... + 26368230.

It is an arithmetic number, because the mean of its divisors is an integer number (4034262078).

Almost surely, 2^26631402755 is an apocalyptic number.

26631402755 is a deficient number, since it is larger than the sum of its proper divisors (5642693869).

26631402755 is a wasteful number, since it uses less digits than its factorization.

26631402755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52735557.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 26631402755 in words is "twenty-six billion, six hundred thirty-one million, four hundred two thousand, seven hundred fifty-five".