26155465798378 has 16 divisors (see below), whose sum is σ = 44838044659584. Its totient is φ = 11209459519440.

The previous prime is 26155465798351. The next prime is 26155465798447. The reversal of 26155465798378 is 87389756455162.

It is a super-2 number, since 2×26155465798378² (a number of 28 digits) contains 22 as substring.

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, 4950888 + ... + 8764828.

It is an arithmetic number, because the mean of its divisors is an integer number (2802377791224).

Almost surely, 2^{26155465798378} is an apocalyptic number.

26155465798378 is a deficient number, since it is larger than the sum of its proper divisors (18682578861206).

26155465798378 is a wasteful number, since it uses less digits than its factorization.

26155465798378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4303797.

The product of its digits is 3048192000, while the sum is 76.

The spelling of 26155465798378 in words is "twenty-six trillion, one hundred fifty-five billion, four hundred sixty-five million, seven hundred ninety-eight thousand, three hundred seventy-eight".