26148673573 has 16 divisors (see below), whose sum is σ = 31517030016. Its totient is φ = 21400445440.

The previous prime is 26148673561. The next prime is 26148673591. The reversal of 26148673573 is 37537684162.

It is a de Polignac number, because none of the positive numbers 2^k-26148673573 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26148673573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26148173573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3035536 + ... + 3044137.

It is an arithmetic number, because the mean of its divisors is an integer number (1969814376).

Almost surely, 2^26148673573 is an apocalyptic number.

26148673573 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

26148673573 is a deficient number, since it is larger than the sum of its proper divisors (5368356443).

26148673573 is a wasteful number, since it uses less digits than its factorization.

26148673573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6079724.

The product of its digits is 5080320, while the sum is 52.

The spelling of 26148673573 in words is "twenty-six billion, one hundred forty-eight million, six hundred seventy-three thousand, five hundred seventy-three".