26051054634 has 48 divisors (see below), whose sum is σ = 62184923424. Its totient is φ = 7816092000.

The previous prime is 26051054633. The next prime is 26051054647. The reversal of 26051054634 is 43645015062.

26051054634 is a `hidden beast` number, since 2 + 6 + 0 + 5 + 10 + 5 + 4 + 634 = 666.

It is not an unprimeable number, because it can be changed into a prime (26051054633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 631344 + ... + 671339.

It is an arithmetic number, because the mean of its divisors is an integer number (1295519238).

Almost surely, 2^26051054634 is an apocalyptic number.

26051054634 is an abundant number, since it is smaller than the sum of its proper divisors (36133868790).

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

26051054634 is a wasteful number, since it uses less digits than its factorization.

26051054634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302803 (or 1302800 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 26051054634 its reverse (43645015062), we get a palindrome (69696069696).

The spelling of 26051054634 in words is "twenty-six billion, fifty-one million, fifty-four thousand, six hundred thirty-four".