26605303461 has 18 divisors (see below), whose sum is σ = 42241112550. Its totient is φ = 16124425680.

The previous prime is 26605303457. The next prime is 26605303469. The reversal of 26605303461 is 16430350662.

26605303461 is a `hidden beast` number, since 2 + 6 + 60 + 530 + 3 + 4 + 61 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24415625025 + 2189678436 = 156255^2 + 46794^2 .

It is not a de Polignac number, because 26605303461 - 2² = 26605303457 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26605303469) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12214386 + ... + 12216563.

It is an arithmetic number, because the mean of its divisors is an integer number (2346728475).

Almost surely, 2^26605303461 is an apocalyptic number.

It is an amenable number.

26605303461 is a deficient number, since it is larger than the sum of its proper divisors (15635809089).

26605303461 is a wasteful number, since it uses less digits than its factorization.

26605303461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24430977 (or 24430963 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 26605303461 in words is "twenty-six billion, six hundred five million, three hundred three thousand, four hundred sixty-one".