26548690616 has 64 divisors (see below), whose sum is σ = 57484492800. Its totient is φ = 11259585792.

The previous prime is 26548690607. The next prime is 26548690699. The reversal of 26548690616 is 61609684562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2904245 + ... + 2913371.

It is an arithmetic number, because the mean of its divisors is an integer number (898195200).

Almost surely, 2^26548690616 is an apocalyptic number.

It is an amenable number.

26548690616 is an abundant number, since it is smaller than the sum of its proper divisors (30935802184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26548690616 is a wasteful number, since it uses less digits than its factorization.

26548690616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9676 (or 9672 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 26548690616 in words is "twenty-six billion, five hundred forty-eight million, six hundred ninety thousand, six hundred sixteen".