26130690155 has 8 divisors (see below), whose sum is σ = 31375626000. Its totient is φ = 20892020256.

The previous prime is 26130690151. The next prime is 26130690211. The reversal of 26130690155 is 55109603162.

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

It is a cyclic number.

It is not a de Polignac number, because 26130690155 - 2² = 26130690151 is a prime.

It is a super-2 number, since 2×26130690155² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26130690151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1557305 + ... + 1573994.

It is an arithmetic number, because the mean of its divisors is an integer number (3921953250).

Almost surely, 2^26130690155 is an apocalyptic number.

26130690155 is a deficient number, since it is larger than the sum of its proper divisors (5244935845).

26130690155 is a wasteful number, since it uses less digits than its factorization.

26130690155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3132973.

The product of its (nonzero) digits is 48600, while the sum is 38.

The spelling of 26130690155 in words is "twenty-six billion, one hundred thirty million, six hundred ninety thousand, one hundred fifty-five".