26461745057 has 8 divisors (see below), whose sum is σ = 28869022560. Its totient is φ = 24054744960.

The previous prime is 26461745047. The next prime is 26461745059. The reversal of 26461745057 is 75054716462.

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 26461745057 - 2¹⁴ = 26461728673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26461745059) 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, 164369 + ... + 282737.

It is an arithmetic number, because the mean of its divisors is an integer number (3608627820).

Almost surely, 2^26461745057 is an apocalyptic number.

It is an amenable number.

26461745057 is a deficient number, since it is larger than the sum of its proper divisors (2407277503).

26461745057 is a wasteful number, since it uses less digits than its factorization.

26461745057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138703.

The product of its (nonzero) digits is 1411200, while the sum is 47.

The spelling of 26461745057 in words is "twenty-six billion, four hundred sixty-one million, seven hundred forty-five thousand, fifty-seven".